Creators, collectors, and other people or bodies represented in finding aids. Includes the names of individuals, families, and corporate bodies (organizations, government agencies, conferences, projects, events, and entities like ships and musical groups). Names are selected from controlled lists used by the Library of Congress.
U
- U'Ren, William Simon, 1859-1949--Correspondence.
- Ubico, Jorge, 1878-1946.
- Udall, Morris K.
- Udall, Stewart L.--Correspondence.
- Uenohara, Michiyuki, 1925-2007--Correspondence.
- Uhrbrock, Mildred G.
- Ulam, Stanislaw M.--Correspondence.
- Ulio, James Alexander, 1882-1958--Correspondence.
- Ulmer, S. Sidney--Correspondence.
- Ulrich, Otto H., 1935-2001.
- Unamuno, Miguel de, 1864-1936.
- Underwood, Adin B. (Adin Ballou)--Correspondence.
- Underwood family--Correspondence.
- Underwood, Norman, b. 1878.
- Underwood, Oscar W. (Oscar Wilder), 1890-1962--Correspondence.
- Underwood, Oscar Wilder, 1862-1929.
- Underwood, Oscar Wilder, 1862-1929--Correspondence.
- Underwood, Wilbur, 1876-1935.
- Underwood, Wilbur, 1876-1935--Correspondence.
- Unemployed Poverty Action Council, Legal Defense, Education, and Research Fund.
- Unemployment and Poverty Action Committee.
- Unesco.
- Ungerleider, Samuel--Correspondence.
- UNICEF.
- Union aérophile de France.
- Union Congregational Church (Magnolia, Mass.).
- Union Defence Committee.
- Union for Democratic Action--Correspondence.
- Union League of America.
- Union Missionary Society (U.S.).
- Union Pacific Railroad Company.
- Union Station (Washington, D.C.).
- Union Theological Seminary (New York, N.Y.).
- Union Turnpike (Maryland).
- United Artists Corporation.
- United Board for Christian Higher Education in Asia.
- United Brewers Industrial Foundation.
- United Campuses to Prevent Nuclear War.
- United China Relief (U.S.).
- United Company of Philadelphia for Promoting American Manufactures.
- United Fruit Company.
- United Methodist Church (U.S.).
- United Mine Workers of America.
- United Nations.
- United Nations--Armed forces.
- United Nations Association.
- United Nations Association of the United States of America.
- United Nations Blockade and Escort Force.
- United Nations. Charter.
- United Nations Conference on International Organization (1945 : San Francisco, Calif.).
- United Nations Conference on the Law of the Sea (3rd : 1973-1982 : New York, N.Y., etc.).
- United Nations. Economic and Social Council.
- United Nations. General Assembly.
- United Nations. General Assembly. Universal Declaration of Human Rights.
- United Nations--History.
- United Nations Monetary and Financial Conference (1944 : Bretton Woods, N.H.).
- United Nations--Officials and employees.
- United Nations--Officials and employees, American.
- United Nations Relief and Rehabilitation Administration.
- United Nations. Security Council.
- United Nations. Special Committee on the Balkans.
- United Nations. Trusteeship Council.
- United Presbyterian Church in the U.S.A. Fifty Million Fund.
- United Press Associations.
- United Press International.
- United Restitution Organization.
- United Scenic Artists. Local USA 829.
- United Service to China.
- United Shoe Workers of America.
- United States. Advanced Research Projects Agency.
- United States. Advisory Commission on Information.
- United States Advisory Commission on International Educational and Cultural Affairs.
- United States. Advisory Committee on the Future of the U.S. Space Program.
- United States. Agency for International Development.
- United States. Agricultural Adjustment Administration.
- United States. Air Force.
- United States Air Force Academy.
- United States. Air Force. Air Research and Development Command.
- United States. Air Force. Board of Review for Tactical Operations.
- United States. Air Force--Correspondence.
- United States. Air Force--History--World War, 1939-1945.
- United States. Air Force. IX Fighter Command.
- United States. Air Force. IX Tactical Air Command.
- United States. Air Force--Management.
- United States. Air Force--Officers.
- United States. Air Force--Operations other than war.
- United States. Air Force--Pay, allowances, etc.
- United States. Air Force--Planning.
- United States. Air Force--Procurement.
- United States. Air Force--Recruiting, enlistment, etc.
- United States. Air Force--Research.
- United States. Air Force. Systems Command.
- United States. Air Force. Western Development Division.
- United States. Air Weather Service.
- United States. Alien Registration Act, 1940.
- United States. American Commission to Negotiate Peace.
- United States and Mexican Claims Commission.
- United States Antarctic Expedition (1954-1959).
- United States. Anthracite Coal Strike Commission.
- United States Anti-Communist Congress.
- United States. Architect of the Capitol.
- United States. Arms Control and Disarmament Agency.
- United States. Army.
- United States. Army--African American troops.
- United States. Army. Air Corps.
- United States. Army. Air Corps. Advanced Flying School (Kelly Field, Tex.).
- United States. Army. Air Corps--Foreign service--Philippines.
- United States. Army. Air Corps--Officers.
- United States. Army. Air Corps Tactical School.
- United States. Army Air Forces.
- United States. Army Air Forces. Air Force, 8th.
- United States. Army Air Forces. Bomber Command, 8th.
- United States. Army Air Forces--Officers.
- United States. Army. Air Service.
- United States. Army. Airborne Division, 82nd.
- United States. Army. American Expeditionary Forces.
- United States. Army. American Expeditionary Forces. Art Training Center.
- United States. Army. American Expeditionary Forces--Chaplains.
- United States. Army. Army, 2nd.
- United States. Army. Artillery.
- United States. Army--Biography.
- United States. Army. Caribbean Defense Command.
- United States. Army. Cavalry.
- United States. Army. Cavalry, 6th.
- United States. Army. Cavalry--History.
- United States. Army--Chaplains.
- United States Army Command Management School.
- United States. Army--Communication systems.
- United States. Army. Connecticut Infantry Regiment, 14th (1862-1865).
- United States. Army. Connecticut Infantry Regiment, 9th (1861-1865).
- United States. Army. Corps, 5th (1862-1865).
- United States. Army. Corps of Engineers.
- United States. Army. Corps of Engineers. Manhattan District.
- United States. Army. Corps of Engineers. Regiment, 357th.
- United States. Army. Corps, Sixth.
- United States. Army. Corps, Third.
- United States. Army. Dept. of Mississippi.
- United States. Army. Dept. of the Columbia.
- United States. Army. Dept. of the Gulf (1862-1865).
- United States. Army. Dept. of the Missouri.
- United States. Army. Dept. of the Northwest.
- United States. Army. Dept. of the South.
- United States. Army. Engineers, 11th.
- United States. Army--Equipment.
- United States. Army--Finance.
- United States. Army. Forces in the European Theater. Disarmament School.
- United States. Army--Foreign service--Europe.
- United States. Army--Foreign service--Iran.
- United States. Army--Foreign service--Japan.
- United States. Army--Foreign service--Philippines.
- United States. Army--History.
- United States. Army--History--19th century.
- United States. Army--History--Civil War, 1861-1865.
- United States. Army--History--Mexican War, 1846-1848.
- United States. Army--History--Punitive Expedition into Mexico, 1916.
- United States. Army--History--War of 1812.
- United States. Army--History--World War, 1914-1918.
- United States. Army--History--World War, 1939-1945.
- United States. Army. Illinois Infantry Regiment, 51st (1861-1865).
- United States. Army. Illinois Infantry Regiment, 72nd (1862-1865).
- United States. Army. Illinois Infantry Regiment, 96th (1862-1865).
- United States. Army. Indiana Cavalry Regiment, 1st (1861-1864).
- United States. Army. Indiana Cavalry Regiment, 3rd (1861-1865).
- United States. Army. Indiana Infantry Regiment, 42nd (1861-1865).
- United States. Army. Indiana Infantry Regiment, 80th (1862-1865).
- United States. Army. Infantry Division, 90th.
- United States. Army. Infantry Division, 92nd.
- United States. Army. Infantry Regiment, 19th (1812-1815).
- United States. Army. Infantry Regiment, 23rd (1866-1957).
- United States. Army. Infantry Regiment, 65th.
- United States. Army--Intelligence specialists.
- United States. Army. Iowa Cavalry Regiment, 3rd (1861-1865).
- United States. Army. Iowa Infantry Regiment, 23rd (1862-1865).
- United States. Army. Kentucky Infantry Regiment, 10th (1861-1864).
- United States. Army. Maine Infantry Regiment, 20th (1862-1865). Company G.
- United States. Army. Maine Infantry Regiment, 9th (1861-1865).
- United States. Army--Management.
- United States. Army. Maryland Infantry Regiment, 4th (1862-1865).
- United States. Army. Massachusetts Artillery Battery, 9th (1862-1865).
- United States. Army. Massachusetts Infantry Regiment, 54th (1863-1865).
- United States. Army--Medical care.
- United States. Army. Medical Corps.
- United States. Army--Medical personnel.
- United States. Army--Military life.
- United States. Army. Minnesota Infantry Regiment, 4th (1861-1865).
- United States. Army. Mormon Battalion.
- United States. Army. Mountain Dept.
- United States. Army. New Jersey Infantry Regiment, 26th (1862-1863).
- United States. Army. New York Artillery. Independent Battery, 21st (1862-1865).
- United States. Army. New York Infantry Regiment, 124th (1862-1865).
- United States. Army. New York Infantry Regiment, 169th (1862-1865).
- United States. Army. New York Infantry Regiment, 175th (1862-1865).
- United States. Army. New York Infantry Regiment, 177th (1862-1863).
- United States. Army. New York Infantry Regiment, 28th (1861-1863).
- United States. Army. New York Infantry Regiment, 62nd (1861-1865).
- United States. Army. New York Light Artillery Regiment, 24th (1862-1865).
- United States. Army. Northern Division.
- United States. Army of the Ohio.
- United States. Army of the Potomac.
- United States. Army of the Tennessee.
- United States. Army. Office of the Inspector General.
- United States. Army. Office of the Judge Advocate General.
- United States. Army--Officers.
- United States. Army--Officers--Education.
- United States. Army. Ohio Cavalry Regiment, 6th (1861-1865).
- United States. Army. Ohio Heavy Artillery Regiment, 2nd (1863-1865).
- United States. Army. Ohio Infantry Regiment, 110th (1862-1865).
- United States. Army. Ohio Infantry Regiment, 120th (1862-1865).
- United States. Army. Ohio Infantry Regiment, 16th (1861-1864).
- United States. Army. Ohio Infantry Regiment, 3rd (1861-1864).
- United States. Army. Ohio Infantry Regiment, 7th (1861-1864).
- United States. Army--Order-books.
- United States. Army--Ordnance and ordnance stores.
- United States. Army. Pacific Division (1904-1911).
- United States. Army--Pay, allowances, etc.
- United States. Army. Pennsylvania Cavalry Regiment, 8th (1861-1865).
- United States. Army. Pennsylvania Infantry Regiment, 105th (1861-1865).
- United States. Army. Philippine Scouts.
- United States. Army--Procurement.
- United States. Army. Quartermaster Corps.
- United States. Army. Quartermaster's Dept.
- United States. Army--Recruiting, enlistment, etc.
- United States. Army. Regiment, 368th.
- United States. Army--Reorganization.
- United States. Army. Signal Corps.
- United States. Army. Signal Corps. Aviation Section.
- United States. Army. Signal Intelligence Service.
- United States. Army--Supplies and stores.
- United States. Army--Surgeons.
- United States. Army. Volunteer Cavalry, 1st.
- United States. Army. Western Dept.
- United States. Army. Wisconsin Infantry Regiment, 18th (1861-1865).
- United States. Army. Wisconsin Infantry Regiment, 44th (1864-1865).
- United States. Army--Women.
- United States. Army. Women's Army Auxiliary Corps.
- United States. Army. Women's Army Corps.
- United States. Army. Women's Army Corps. Central Postal Battalion, 6888th.
- United States. Articles of Confederation.
- United States. Assistant Secretary of State for Educational and Cultural Affairs.
- United States Association of Former Members of Congress.
- United States. Atomic Energy Act of 1946.
- United States. Attorney-General.
- United States. Attorney (Massachusetts).
- United States. Board of Indian Commissioners.
- United States. Board of Tax Appeals.
- United States. Board of Treasury.
- United States. Bureau of Alcohol, Tobacco, and Firearms.
- United States. Bureau of Biological Survey.
- United States. Bureau of Chemistry.
- United States. Bureau of Corporations.
- United States. Bureau of Customs.
- United States. Bureau of Educational and Cultural Affairs.
- United States. Bureau of Entomology.
- United States. Bureau of Indian Affairs.
- United States. Bureau of Indian Affairs. Branch of Education.
- United States. Bureau of Internal Revenue.
- United States. Bureau of Labor.
- United States. Bureau of Labor Statistics.
- United States. Bureau of Mediation.
- United States. Bureau of Military Railroads.
- United States. Bureau of Refugees, Freedmen, and Abandoned Lands.
- United States. Bureau of Standards.
- United States. Bureau of the Budget.
- United States. Bureau of the Budget. Federal Coordinating Service.
- United States. Bureau of the Census.
- United States Capitol Historical Society.
- United States Capitol (Washington, D.C.).
- United States. Career Compensation Act of 1949.
- United States. Central Intelligence Agency.
- United States. Chemical Warfare Review Commission. .
- United States. Children's Bureau.
- United States Christian Commission.
- United States. Circuit Court (7th Circuit).
- United States. Circuit Court (District of Columbia).
- United States. Civil Rights Act of 1957.
- United States. Civil Rights Act of 1964.
- United States. Civil Rights Act of 1991.
- United States. Civil Rights Restoration Act of 1987.
- United States Civil Service Commission.
- United States Civil Service Commission--Correspondence.
- United States. Clean Air Act.
- United States. Coast Guard.
- United States. Coast Guard. Historian's Office.
- United States Coast Survey.
- United States. Colored Troops.
- United States. Commission of Fine Arts.
- United States. Commission on CIA Activities within the United States.
- United States Commission on Civil Rights.
- United States Commission on Civil Rights. Missouri Advisory Committee.
- United States. Commission on Cultural Affairs in Occupied Territories.
- United States. Commission on Government Security.
- United States. Commission on Industrial Relations.
- United States. Commission on Protecting and Reducing Government Secrecy.
- United States. Commission on the Operation of the Senate.
- United States. Commission to Assess National Security Space Management and Organization.
- United States. Commission to Assess the Ballistic Missile Threat to the United States.
- United States. Commissioners of Claims.
- United States. Committee on Public Information.
- United States. Comprehensive Environmental Response, Compensation, and Liability Act of 1980.
- United States. Congress.
- United States. Congress (1st : 1789-1791).
- United States. Congress (29th, 1st session : 1845-1846).
- United States. Congress (29th, 2nd session : 1846-1847).
- United States. Congress (33rd : 1853-1855)--Autographs.
- United States. Congress (53rd : 1893-1895). House.
- United States. Congress. Commission on Security and Cooperation in Europe.
- United States. Congress--Elections.
- United States. Congress--Elections, 1928.
- United States. Congress--Elections, 1932.
- United States. Congress--Elections--1954.
- United States. Congress--Ethics.
- United States. Congress--Hearings.
- United States. Congress--History.
- United States. Congress--History--19th century.
- United States. Congress. House.
- United States. Congress. House. Committee on Armed Services.
- United States. Congress. House. Committee on Armed Services. Special Subcommittee on the Utilization of Manpower in the Military.
- United States. Congress. House. Committee on Foreign Affairs.
- United States. Congress. House. Committee on Government Operations.
- United States. Congress. House. Committee on Interior and Insular Affairs.
- United States. Congress. House. Committee on Post Office and Post Roads.
- United States. Congress. House. Committee on Rules.
- United States. Congress. House. Committee on Science and Astronautics.
- United States. Congress. House. Committee on the Judiciary.
- United States. Congress. House. Committee on Un-American Activities.
- United States. Congress. House. Committee on Ways and Means.
- United States. Congress. House--Elections.
- United States. Congress. House--Elections, 1948.
- United States. Congress. House--Interviews.
- United States. Congress. House. Office of the Clerk.
- United States. Congress. House. Office of the Speaker of the House--Correspondence.
- United States. Congress. House--Reform.
- United States. Congress. House. Select Committee to Investigate the Federal Communications Commission.
- United States. Congress. House--Speakers.
- United States. Congress. House. Special Committee on Un-American Activities (1938-1944).
- United States. Congress--Interviews.
- United States. Congress. Joint Committee on Atomic Energy.
- United States. Congress. Joint Committee on the Conduct of the War.
- United States. Congress. Joint Committee on the Investigation of the Pearl Harbor Attack.
- United States. Congress. Joint Economic Committee.
- United States. Congress. Office of Technology Assessment.
- United States. Congress--Officials and employees.
- United States. Congress--Reform.
- United States. Congress--Resolutions.
- United States. Congress. Senate.
- United States. Congress. Senate--Cloture.
- United States. Congress. Senate. Commission for the Improvement of the District of Columbia.
- United States. Congress. Senate. Committee on Armed Services.
- United States. Congress. Senate. Committee on Banking, Housing, and Urban Affairs.
- United States. Congress. Senate. Committee on Commerce.
- United States. Congress. Senate. Committee on Commerce. Consumer Subcommittee.
- United States. Congress. Senate. Committee on Environment and Public Works.
- United States. Congress. Senate. Committee on Finance.
- United States. Congress. Senate. Committee on Foreign Relations.
- United States. Congress. Senate. Committee on Interstate Commerce.
- United States. Congress. Senate. Committee on Labor and Public Welfare.
- United States. Congress. Senate. Committee on Naval Affairs.
- United States. Congress. Senate. Committee on the Budget.
- United States. Congress. Senate. Committee on the Judiciary.
- United States. Congress. Senate. Committee on the Judiciary. Subcommittee to Investigate the Administration of the Internal Security Act and Other Internal Security Laws.
- United States. Congress. Senate--Elections.
- United States. Congress. Senate--Elections, 1876.
- United States. Congress. Senate. Historical Office.
- United States. Congress. Senate--Interviews.
- United States. Congress. Senate--Officials and employees.
- United States. Congress. Senate--Officials and employees--Interviews.
- United States. Congress. Senate--Rules and practice.
- United States. Congress. Senate. Select Committee on Intelligence.
- United States. Congress. Senate. Select Committee on Presidential Campaign Activities.
- United States. Congress. Senate. Select Committee on Senatorial Campaign Expenditures.
- United States. Congress. Senate. Special Committee Investigating the National Defense Program.
- United States. Congress. Senate. Special Committee on Aging.
- United States. Congress--Societies, etc.
- United States. Congressional Budget Office.
- United States. Constitution.
- United States. Constitution. 18th Amendment.
- United States. Constitution. 19th Amendment.
- United States. Constitution. 1st-10th Amendments.
- United States. Constitution. 1st Amendment.
- United States. Constitution. 23rd Amendment.
- United States. Constitutional Convention (1787).
- United States. Continental Army.
- United States. Continental Army--African American troops.
- United States. Continental Army. Massachusetts Infantry Regiment, 2nd (1776-1783).
- United States. Continental Army--Officers.
- United States. Continental Army--Officers--Correspondence.
- United States. Continental Army--Order-books.
- United States. Continental Army--Recruiting, enlistment, etc.
- United States. Continental Army. Southern Dept.
- United States. Continental Army--Supplies and stores.
- United States. Continental Congress.
- United States. Continental Congress. Committee of Commerce--Correspondence.
- United States. Continental Congress. Marine Committee.
- United States. Continental Congress. Secret Committee.
- United States. Continental Navy.
- United States. Continental Navy--Officers.
- United States. Corps d'Afrique.
- United States. Cost of Living Council.
- United States. Council of National Defense. National Defense Research Committee.
- United States. Court of Appeals (11th Circuit).
- United States. Court of Appeals (11th Circuit). Judicial Council.
- United States. Court of Appeals (2nd Circuit).
- United States. Court of Appeals (4th Circuit).
- United States. Court of Appeals (5th Circuit).
- United States. Court of Appeals (6th Circuit).
- United States. Court of Appeals (8th Circuit).
- United States. Court of Appeals (District of Columbia Circuit).
- United States. Court of Appeals (Federal Circuit).
- United States. Court of Customs and Patent Appeals.
- United States Darien Exploring Expedition (1870).
- United States Darien Exploring Expedition (1871 and 1873).
- United States. Declaration of Independence.
- United States. Declaration of Independence--Anniversaries.
- United States. Declaration of Independence--Signers.
- United States. Delegation to the World Conference of the United Nations Decade for Women: Equality, Development, and Peace, 1980, Copenhagen, Denmark.
- United States. Depot of Charts and Instruments.
- United States. Dept. of Agriculture.
- United States. Dept. of Agriculture--Employees and officials.
- United States. Dept. of Agriculture. Office of the Secretary.
- United States. Dept. of Commerce.
- United States. Dept. of Commerce. Aeronautics Trade Division.
- United States. Dept. of Commerce and Labor.
- United States. Dept. of Defense.
- United States. Dept. of Defense--Appropriations and expenditures.
- United States. Dept. of Education.
- United States. Dept. of Health and Human Services. Office of the Secretary.
- United States. Dept. of Health, Education, and Welfare.
- United States. Dept. of Health, Education, and Welfare. Office of the Assistant Secretary for Planning and Evaluation.
- United States. Dept. of Health, Education, and Welfare. Office of the Assistant Secretary for Program Coordination.
- United States. Dept. of Health, Education, and Welfare. Office of the Secretary.
- United States. Dept. of Health, Education, and Welfare. Secretary's Advisory Committee on Traffic Safety.
- United States. Dept. of Housing and Urban Development.
- United States. Dept. of Housing and Urban Development. Office of the Secretary.
- United States. Dept. of Justice.
- United States. Dept. of Justice. Antitrust Division.
- United States. Dept. of Justice. Civil Rights Division.
- United States. Dept. of Justice. Office of the Attorney General.
- United States. Dept. of Justice. Tax Division.
- United States. Dept. of Labor.
- United States. Dept. of Labor. Advisory Committee on Farm Labor.
- United States. Dept. of Labor. Assistant for Urban Affairs.
- United States. Dept. of Labor. Office of Policy Planning and Research.
- United States. Dept. of Labor--Officials and employees.
- United States. Dept. of State.
- United States. Dept. of State Advisory Committee on International Organizations.
- United States. Dept. of State. Bureau of African Affairs.
- United States. Dept. of State. Bureau of Oceans and International Environmental and Scientific Affairs.
- United States. Dept. of State. Bureau of Public Affairs.
- United States. Dept. of State. Office of Community Advisory Services.
- United States. Dept. of State. Office of the Assistant Secretary for Public Affairs.
- United States. Dept. of State.--Officials and employees.
- United States. Dept. of State--Officials and employees, African American.
- United States. Dept. of State--Officials and employees--Interviews.
- United States. Dept. of the Army. General Staff.
- United States. Dept. of the Army. Office of the Assistant Chief of Staff for Intelligence.
- United States. Dept. of the Army. Office of the Chief of Staff.
- United States. Dept. of the Interior.
- United States. Dept. of the Interior--Officials and employees.
- United States. Dept. of the Navy.
- United States. Dept. of the Navy. Bureau of Aeronautics.
- United States. Dept. of the Treasury.
- United States. Dept. of the Treasury--Buildings.
- United States. Dept. of the Treasury--Correspondence.
- United States. Dept. of the Treasury--Employees and officials.
- United States. Dept. of the Treasury. Office of the Secretary.
- United States. Dept. of the Treasury--Officials and employees.
- United States. Dept. of Treasury.
- United States. Director General of the Railroads.
- United States. District Court (Alabama : Middle District).
- United States. District Court (District of Columbia).
- United States. District Court (Louisiana : Eastern District).
- United States. District Court (New York : Southern District).
- United States. District Court (Pennsylvania : Eastern District).
- United States. Education Amendments of 1972. Title IX.
- United States. Electoral Commission (1877).
- United States. Emergency Board No. 166.
- United States. Emergency Board No. 169.
- United States. Employee Retirement Income Security Act of 1974.
- United States. Environmental Protection Agency.
- United States. Equal Employment Opportunity Commission.
- United States Exploring Expedition (1838-1842).
- United States. Fair Employment Practices Committee.
- United States. Fair Housing Amendments Act of 1988.
- United States. Fair Labor Standards Act of 1938.
- United States. Farm Credit Administration. Production Credit Division.
- United States. Farm Security Administration.
- United States. Federal Aviation Administration.
- United States. Federal Bureau of Investigation.
- United States. Federal Emergency Relief Administration.
- United States. Federal Power Commission.
- United States. Federal Security Agency.
- United States. Federal Trade Commission.
- United States. Federal Trade Commission--Trials, litigation, etc.
- United States. Federal Water Pollution Control Act.
- United States. Food and Drug Administration.
- United States. Food and Drug Administration. Division of Scientific Investigations.
- United States. Food and Drugs Act.
- United States. Forest Service.
- United States. Freedom of Information Act.
- United States. Fuel Administration.
- United States. General Land Office.
- United States Geological Exploration of the Fortieth Parallel (1867-1881).
- United States. Government Accountability Office.
- United States. High Commissioner to the Philippines.
- United States. Housing and Home Finance Agency.
- United States Information Agency.
- United States Information Agency. Artistic Ambassador Program.
- United States. Inquiry.
- United States Institute for Theatre Technology.
- United States. Intermodal Surface Transportation Efficiency Act of 1991.
- United States. Interstate Commerce Commission.
- United States-Japan Advisory Commission.
- United States. Joint Army and Navy Committee on Welfare and Recreation. Sub-Committee on Music.
- United States. Joint Chiefs of Staff.
- United States. Joint Chiefs of Staff. Joint Commission on New Weapons and Equipment.
- United States. Joint Chiefs of Staff. Joint Task Force-3.
- United States. Judiciary Act of 1800.
- United States. Kansas-Nebraska Act.
- United States. Labor Management Relations Act, 1947.
- United States. Laws, statutes, etc. Emergency petroleum allocation act of 1973.
- United States. Legation (France).
- United States. Legation (Japan).
- United States. Legislative Reorganization Act of 1970.
- United States. Light-House Board.
- United States. Lincoln Sesquicentennial Commission. Lincoln Day by Day.
- United States. Lincoln Sesquicentennial Commission. Office of the Research Director.
- United States Lines Company.
- United States. Mann Act of 1910.
- United States. Marine Corps.
- United States. Marine Corps--Demobilization.
- United States. Marine Corps--Foreign service--China--Shanghai.
- United States. Marine Corps--Foreign service--Haiti.
- United States. Marine Corps--Foreign service--Mexico--Veracruz-Llave (State).
- United States. Marine Corps--Foreign service--Panama.
- United States. Marine Corps.--Officers.
- United States. Maritime Commission.
- United States Military Academy.
- United States Military Academy--Students.
- United States Military Academy--Students--19th century.
- United States. Military Commission to Europe.
- United States Mint.
- United States. Mississippi River Commission.
- United States. Mutual Security Agency.
- United States. National Advisory Commission on Civil Disorders.
- United States. National Advisory Committee for Aeronautics.
- United States. National Aeronautics and Space Administration.
- United States. National Archives and Records Administration.
- United States. National Archives and Records Service.
- United States. National Bipartisan Commission on Central America.
- United States. National Bureau of Standards.
- United States. National Commission on Product Safety.
- United States. National Commission on Space.
- United States. National Commission on the Public Service.
- United States. National Committee for the International Geophysical Year.
- United States. National Defense Advisory Commission. Committee on Women in Industry.
- United States. National Defense Education Act of 1958.
- United States. National Industrial Recovery Act of 1933.
- United States. National Labor Relations Act.
- United States. National Motor Vehicle Safety Advisory Council.
- United States. National Park Service. Mid-Atlantic Regional Office.
- United States. National Park Service. North Atlantic Regional Office.
- United States. National Prohibition Act.
- United States. National Recovery Administration.
- United States. National Resources Committee.
- United States. National Security Act of 1947.
- United States. National Security Agency.
- United States. National Security Agency/Central Security Service.
- United States. National Security Training Commission.
- United States. National War Labor Board (1918-1919).
- United States Naval Academy.
- United States Naval Academy--Curricula.
- United States Naval Academy.--Faculty.
- United States Naval Academy--Students.
- United States. Naval Asylum.
- United States. Naval Examining Board (Line).
- United States Naval Expedition to Japan (1852-1854).
- United States. Naval Forces, Eastern Atlantic and Mediterranean.
- United States. Naval Forces, Europe.
- United States. Naval Forces, Vietnam.
- United States Naval Observatory.
- United States Naval Observatory (Mare Island, Calif.).
- United States Naval Observatory. Nautical Almanac Office--Correspondence.
- United States. Naval Reserve.
- United States. Naval Reserve. Inspection Board.
- United States. Naval Reserve--Officers.
- United States Naval Torpedo Station (Newport, R.I.).
- United States. Naval Training Station (Newport, R.I.).
- United States. Naval Training Station (San Diego, Calif.).
- United States. Navy.
- United States. Navy. African Squadron.
- United States. Navy. Amphibious Force, 3rd.
- United States. Navy. Amphibious Forces.
- United States. Navy--Appropriations and expenditures.
- United States. Navy. Asiatic Fleet.
- United States. Navy. Asiatic Squadron.
- United States. Navy. Atlantic Fleet.
- United States. Navy. Atlantic Fleet. Air Force.
- United States. Navy--Aviation.
- United States. Navy. Board of Inspection and Survey.
- United States. Navy. Carrier Division One.
- United States. Navy. Chaplain Corps.
- United States. Navy. China Station.
- United States. Navy--Cruise, 1831.
- United States. Navy--Cruise, 1834-1837.
- United States. Navy--Cruise, 1854-1859.
- United States. Navy--Cruise, 1864-1869.
- United States. Navy--Cruise, 1869-1870.
- United States. Navy--Cruise, 1907-1909.
- United States. Navy. Cruiser Division One.
- United States. Navy--Cruises, 1840-1841.
- United States. Navy--Demobilization.
- United States. Navy Dept.
- United States. Navy Dept. Bureau of Aeronautics.
- United States. Navy Dept. Bureau of Engineering.
- United States. Navy Dept. Bureau of Navigation.
- United States. Navy Dept. Bureau of Ordnance.
- United States. Navy Dept--Correspondence.
- United States. Navy Dept.--Officials and employees.
- United States. Navy. Destroyer Squadron 11.
- United States. Navy--Discipline.
- United States. Navy. East India Squadron.
- United States. Navy--Equipment.
- United States. Navy. European Station.
- United States. Navy. Fleet, 2nd.
- United States. Navy. Fleet, 3rd.
- United States. Navy. Fleet, 6th.
- United States. Navy--Foreign service.
- United States. Navy--Foreign service--Atlantic Ocean.
- United States. Navy--Foreign service--Caribbean Area.
- United States. Navy--Foreign service--Central America.
- United States. Navy--Foreign service--China.
- United States. Navy--Foreign service--China--Guangzhou.
- United States. Navy--Foreign service--China--Shanghai.
- United States. Navy--Foreign service--China--Yangtze River.
- United States. Navy--Foreign service--East Asia.
- United States. Navy--Foreign service--Europe.
- United States. Navy--Foreign service--French Polynesia--Tahiti (Island).
- United States. Navy--Foreign service--Great Britain.
- United States. Navy--Foreign service--Guam.
- United States. Navy--Foreign service--Haiti.
- United States. Navy--Foreign service--Hawaii.
- United States. Navy--Foreign service--Indian Ocean.
- United States. Navy--Foreign service--Italy.
- United States. Navy--Foreign service--Japan.
- United States. Navy--Foreign service--Mediterranean Region.
- United States. Navy--Foreign service--Mediterranean Sea.
- United States. Navy--Foreign service--Oceania.
- United States. Navy--Foreign service--Pacific Ocean.
- United States. Navy--Foreign service--Panama--Panama, Bay of.
- United States. Navy--Foreign service--Philippines.
- United States. Navy--Foreign service--Puerto Rico.
- United States. Navy--Foreign service--Samoan Islands.
- United States. Navy--Foreign service--South America.
- United States. Navy--Foreign service--South Atlantic Ocean.
- United States. Navy--Foreign service--West Indies.
- United States. Navy. General Board.
- United States. Navy--History.
- United States. Navy--History--19th century.
- United States. Navy--History--20th century.
- United States. Navy--History--Civil War, 1861-1865.
- United States. Navy--History--Spanish-American War, 1898.
- United States. Navy--History--Tripolitan War, 1801-1805.
- United States. Navy--History--Vietnam War, 1961-1975.
- United States. Navy--History--War of 1812.
- United States. Navy--History--World War, 1914-1918.
- United States. Navy--History--World War, 1939-1945.
- United States. Navy--Intelligence specialists.
- United States. Navy. James River Flotilla.
- United States. Navy--Maneuvers.
- United States. Navy--Medals, badges, decorations, etc.
- United States. Navy--Medical care.
- United States. Navy. Mediterranean Squadron.
- United States. Navy--Military life.
- United States. Navy. Mississippi Squadron.
- United States. Navy. Naval Aviation Forces.
- United States. Navy. Naval District, 11th.
- United States. Navy. Naval District, 14th.
- United States. Navy. Naval District, 1st.
- United States. Navy. Naval Force, Asiatic Station.
- United States. Navy. New Orleans Station.
- United States. Navy. North Atlantic Blockading Squadron (1861-1865).
- United States. Navy. Office of the Commander of the Western Sea Frontier.
- United States. Navy. Office of the Judge Advocate General.
- United States. Navy--Officers.
- United States. Navy--Officers--Biography.
- United States. Navy--Officers--Correspondence.
- United States. Navy--Officers--Diaries.
- United States. Navy--Operational readiness.
- United States. Navy--Ordnance and ordnance stores.
- United States. Navy. Pacific Fleet.
- United States. Navy. Pacific Fleet. Air Force.
- United States. Navy. Pacific Fleet. Submarine Force.
- United States. Navy. Potomac Flotilla.
- United States. Navy--Procurement.
- United States. Navy--Radio installations.
- United States. Navy--Recruiting, enlistment, etc.
- United States. Navy--Regulations.
- United States. Navy--Reorganization.
- United States. Navy--Sea life.
- United States. Navy. South Atlantic Blockading Squadron (1861-1865).
- United States. Navy. South Atlantic Squadron.
- United States. Navy. South Pacific Squadron.
- United States. Navy. Special Service Squadron.
- United States. Navy. Squadron of Evolution.
- United States. Navy--Submarine forces.
- United States. Navy--Supplies and stores.
- United States. Navy. Supply Corps.
- United States. Navy--Surgeons.
- United States. Navy. U.S. Fleet.
- United States. Navy. West India Squadron.
- United States. Navy--Women.
- United States North Polar Expedition (1871-1873).
- United States. Occupational Safety and Health Act of 1970.
- United States. Office for Micronesian Status Negotiations--Officials and employees.
- United States. Office of Commissioner of Internal Revenue.
- United States. Office of Economic Opportunity.
- United States. Office of Facts and Figures.
- United States. Office of Independent Counsel.
- United States. Office of Indian Affairs.
- United States. Office of Management and Budget.
- United States. Office of Naval Intelligence.
- United States. Office of Naval Records and Library.
- United States. Office of Naval Research.
- United States. Office of Price Administration.
- United States. Office of Science and Technology.
- United States. Office of Scientific Research and Development.
- United States. Office of Scientific Research and Development. Metallurgical Laboratory.
- United States. Office of Scientific Research and Development. National Defense Research Committee.
- United States. Office of Scientific Research and Development. National Defense Research Committee. Radiation Laboratory.
- United States. Office of Strategic Services.
- United States. Office of Strategic Services. Planning Group.
- United States. Office of the Assistant Attorney General.
- United States. Office of the Assistant Secretary of Defense (Program Analysis and Evaluation).
- United States. Office of the Assistant Secretary of the Navy.
- United States. Office of the Chief of Naval Operations.
- United States. Office of the Chief of Naval Operations. International Affairs Division.
- United States. Office of the Treasurer.
- United States. Office of the White House Press Secretary.
- United States. Office of War Information.
- United States. Office of War Information. Overseas Operations Branch.
- United States. Patent Office.
- United States. Patent Office--Fire, 1877.
- United States Penitentiary in Leavenworth, Kansas--Periodicals.
- United States. Pension Bureau--Buildings.
- United States. Permanent Committee for the Oliver Wendell Holmes Devise.
- United States. Philippine Commission (1899-1900).
- United States. Philippine Commission (1900-1916).
- United States. Post Office Dept.
- United States Postal Service.
- United States. Postmaster General.
- United States. President (1861-1865 : Lincoln). Emancipation Proclamation.
- United States. President's Advisory Commission on Military Training.
- United States. President's Advisory Committee for Women.
- United States. President's Advisory Council on Management Improvement.
- United States. President's Air Policy Commission.
- United States. President's Commission on the Status of Women.
- United States. President's Commission to Strengthen Social Security.
- United States. President's Committee on Equality of Treatment and Opportunity in the Armed Services.
- United States. President's Committee on Government Employment Policy.
- United States. President's Emergency Committee for Employment.
- United States. President's Famine Emergency Committee.
- United States. President's Foreign Intelligence Advisory Board.
- United States. President's General Advisory Committee on Foreign Assistance Programs.
- United States. President's Research Committee on Social Trends.
- United States. President's Science Advisory Committee.
- United States. President's Task Force on International Education.
- United States. President's War Relief Control Board.
- United States. Presidential Commission on World Hunger.
- United States. Public Health Service.
- United States. Public Utility Holding Company Act of 1935.
- United States. Reparations Mission to Japan.
- United States. Resettlement Administration.
- United States. Revenue-Cutter Service.
- United States. Rural Electrification Administration.
- United States. Safe Drinking Water Act.
- United States Sanitary Commission.
- United States (Schooner).
- United States. Secret Service.
- United States. Securities and Exchange Commission.
- United States. Selective Service Act of 1948.
- United States. Selective Service System.
- United States. Senate Park Commission.
- United States. Sherman Act.
- United States. Shipping Board.
- United States. Social Security Amendments of 1983.
- United States. Social Security Tax Cut Act of 1991.
- United States Soldiers' Home.
- United States. Solicitor General.
- United States-South Africa Leader Exchange Program.
- United States. Spanish Treaty Claims Commission.
- United States. Special Assistant to the President for National Security Affairs.
- United States. Special Economic Mission to the Middle East.
- United States. Special Panama Canal Commission.
- United States Strategic Air Forces in Europe.
- United States Strategic Bombing Survey.
- United States. Subversive Activities Control Board.
- United States Sugar Beet Association.
- United States. Supreme Court.
- United States. Supreme Court--Buildings.
- United States. Supreme Court--History.
- United States. Supreme Court--Officials and employees.
- United States. Supreme Court--Officials and employees--Selection and appointment.
- United States. Supreme Court--Reorganization.
- United States Tariff Commission.
- United States. Tax Court.
- United States. Tax Reform Act of 1986.
- United States. Temporary Emergency Court of Appeals.
- United States. Temporary National Economic Committee.
- United States. Tennessee Valley Authority Act of 1933.
- United States Trust Company of New York.
- United States. Uniform Interstate Family Support Act.
- United States. Voting Rights Act Amendments of 1982.
- United States. Voting Rights Act of 1965.
- United States. War Dept.
- United States. War Dept. Alsos Mission.
- United States. War Dept. Bureau of Public Relations. Industrial Service Division.
- United States. War Dept. Bureau of Public Relations. Women's Interest Section.
- United States. War Dept. Division of Military Aeronautics.
- United States. War Dept. Military Intelligence Division.
- United States. War Dept. Military Intelligence Service. Geopolitical Section.
- United States. War Dept. War Plans Division.
- United States. War Labor Policies Board.
- United States. War Production Board.
- United States. Warren Commission.
- United States. Weather Bureau.
- United States. White House Office.
- United States. Wickersham Commission.
- United States. Women's Bureau.
- United States. Women's Educational Equity Act.
- United States. Work Projects Administration.
- United States. Works Progress Administration.
- United Steelworkers of America.
- United World Federalists (U.S.).
- Universal Negro Improvement Association.
- Universidad Central (Spain).
- Universität Freiburg im Breisgau--Students.
- Universität Göttingen--Students.
- Universität Wien.
- Universität Wien--Students.
- Université catholique de Louvain (1970- )--Buildings.
- Université de Grenoble--Faculty.
- University Club (New York, N.Y.).
- University of California.
- University of California (1868-1952) War Research Division.
- University of California, Berkeley. Dept. of Chemistry.
- University of California, Berkeley--Faculty.
- University of California, Berkeley Long-Term Care Research Project.
- University of California, Santa Barbara.
- University of Cambridge.
- University of Chicago.
- University of Chicago (1857-1886).
- University of Chicago. Center for the Study of American Foreign and Military Policy.
- University of Chicago. Center for the Study of American Foreign Policy.
- University of Chicago. Dept. of Political Economy.
- University of Chicago Faculty.
- University of Chicago--Faculty--Correspondence.
- University of Cincinnati.
- University of Edinburgh.
- University of Illinois at Urbana-Champaign.
- University of Michigan.
- University of Michigan--Correspondence.
- University of Minnesota.
- University of Missouri at Kansas City.--Faculty.
- University of Missouri--St. Louis--Students.
- University of Notre Dame.
- University of Pennsylvania--Correspondence.
- University of Pennsylvania. Foreign Policy Research Institute.
- University of Pennsylvania. Law School.
- University of Pittsburgh--Faculty.
- University of Pittsburgh. Graduate School of Public and International Affairs.
- University of Rochester.
- University of Rochester--Alumni and alumnae.
- University of South Carolina.
- University of Texas.
- University of the State of New York. Board of Regents.
- University of Virginia.
- University of Virginia--Students.
- University of Virginia--Students--19th century.
- University of Wichita.
- University of Wisconsin.
- University of Wisconsin. Experimental College.
- University of Wisconsin--Madison--Faculty.
- University of Wisconsin--Students.
- Untermeyer, Bryna Ivens--Correspondence.
- Untermeyer, Jean Starr, 1886-1970.
- Untermeyer, Jean Starr, 1886-1970--Correspondence.
- Untermeyer, Louis, 1885-1977.
- Untermeyer, Louis, 1885-1977--Correspondence.
- Untermyer, Alvin, 1882-1963--Correspondence.
- Updegraff, Milton, 1861-1938--Correspondence.
- Updike, Daniel Berkeley, 1860-1941--Correspondence.
- Updike, John.
- Updike, John--Correspondence.
- Upshur, A. P. (Abel Parker), 1790-1844--Correspondence.
- Upson, W. H. (William Hanford), 1823-1910--Correspondence.
- Upton, Emory, 1839-1881.
- Upton, Harriet Taylor--Correspondence.
- Upton, Miller, 1916-2005--Correspondence.
- Upton, Sara Carr, 1843- --Correspondence.
- Urban Institute.
- Urban League of Pittsburgh.
- Urey, Harold Clayton, 1893- --Correspondence.
- Urgent Relief for France.
- Urquhart, Craig--Portraits.
- Urquhart, David, 1805-1877--Correspondence.
- Ursinus, Oskar.
- Ursúa, Pedro de, 1526-1561.
- U.S. Army Ballistic Research Laboratory.
- U.S. Atomic Energy Commission.
- U.S. Atomic Energy Commission. General Advisory Committee.
- U.S. Atomic Energy Commission. Health and Safety Laboratory.
- U.S. Atomic Energy Commission--Officials and employees.
- U.S. Coast and Geodetic Survey.
- U.S. Fish and Wildlife Service.
- U.S. National Commission for UNESCO.
- U.S. Naval Academy Alumni Association.
- U.S. Press Association.
- U.S.-Russia Joint Commission on POW/MIAs.
- U.S. Trade Deficit Review Commission.
- Usher, John Palmer, 1816-1889--Correspondence.
- Ussachevsky, Vladimir, 1911-1990--Correspondence.
- Utah Expedition (1857-1858).
- Utah (Ship).
- Utopian Society of America.
- Uttley, A. M.--Correspondence.