1751-1800
A
- Abraham Lincoln papers, 1774-1948.
- Adams, Abigail, 1744-1818. Abigail Adams papers.
- Adams, Charles Francis, 1807-1886. Charles Francis Adams papers.
- Adams, Charles Francis, 1835-1915. Charles Francis Adams papers.
- Adams family. Adams family papers, 1776-1948.
- Adams family papers, 1776-1948.
- Adams, Henry, 1838-1918. Henry Adams papers.
- Adams, John, 1735-1826. John Adams papers.
- Adams, John Quincy, 1767-1848. John Quincy Adams papers.
- Adams, Louisa Catherine, 1775-1852. Louisa Catherine Adams papers.
- Adams, Richard, fl. 1793. Richard Adams papers.
- Adams, Samuel, 1722-1803. Samuel Adams papers.
- Adams, Samuel, 1722-1803. Samuel Adams papers, 1635-1826.
- Aileen Moore Topping collection concerning a Spanish diplomatic mission to the United States, 1777-1785.
- Albert Jeremiah Beveridge collection of John Marshall papers, 1776-1844.
- Aldrich family. John Aldrich Stephenson collection of the Hand, Fiske, and Aldrich families papers. 1745-1966.
- Aldrich, Morton Arnold, 1874-1956. Morton Arnold Aldrich papers.
- Aldrich, Zoë Worthington Fiske, 1864-1942. Zoë Worthington Fiske Aldrich papers.
- Alex. Brown & Sons. Alex. Brown & Sons records, 1796-1908.
- Alex. Brown & Sons records, 1796-1908.
- Alexander Hamilton papers, 1708-1903.
- American Institute of Aeronautics and Astronautics. Institute of Aerospace Sciences archives, 1783-1962.
- Amory family. Amory family papers, 1697-1882.
- Amory family papers, 1697-1882.
- Amory, John, 1728-1803. John Amory petition. circa 1783.
- Amory, Thomas, 1682-1728. Thomas Amory papers.
- Amory, Thomas, 1762-1823. Thomas Amory papers.
- Andrew Ellicott papers, 1777-1829.
- Andrew Jackson papers, 1775-1874.
- Andrews, Charles McLean, 1863-1943. Charles McLean Andrews collection concerning colonial history, 1663-1800.
- Anna Maria Brodeau Thornton papers, 1793-1861.
- Archivo Nacional de Cuba. Archivo Nacional de Cuba collection pertaining to Spanish colonial rule in Louisiana and the Floridas, 1770-1911.
- Archivo Nacional de Cuba collection pertaining to Spanish colonial rule in Louisiana and the Floridas, 1770-1911.
- Argenteau family. Mercy-Argenteau family papers, 1410-1921.
- Armand Hammer papers, circa 1508-1989.
- Armes, Ethel, 1876-1945. Ethel Armes collection of Lee family papers, 1671-1936.
- Austin, James Trecothick, 1784-1870. James Trecothick Austin papers.
B
- Baltimore Insurance Company. Baltimore Insurance Company records.
- Barony of Saint Desiré records, 1380-1793.
- Bayard, James A. (James Asheton), 1767-1815. James A. Bayard and Richard H. Bayard papers. 1797-1885.
- Bayard, Richard H. (Richard Henry), 1796-1868. James A. Bayard and Richard H. Bayard papers. 1797-1885.
- Beale, Edward Fitzgerald, 1822-1893. Edward Fitzgerald Beale papers.
- Beale family. Beale family papers from the Decatur House, 1794-1957.
- Beale family papers from the Decatur House, 1794-1957.
- Beale, Marie Oge, 1880-1956. Marie Oge Beale diaries.
- Beale, Truxton, 1856-1936. Truxton Beale papers.
- Beatty, Charles, of Georgetown, Md. Charles Beatty account book. 1750-1809.
- Beckley, Alfred, 1802-1888. Alfred Beckley papers.
- Beckley family. John James Beckley family papers, 1789-1918.
- Beckley, John James, 1757-1807. John James Beckley family papers, 1789-1918.
- Benjamin Franklin papers, 1726-1907.
- Benjamin Lincoln papers, 1778-1806.
- Benjamin Tappan papers, 1795-1900.
- Beveridge, Albert Jeremiah, 1862-1927. Albert Jeremiah Beveridge collection of John Marshall papers, 1776-1844.
- Biddle, Eliza. Eliza Biddle diary. 1814.
- Biddle, Nicholas, 1786-1844. Nicholas Biddle papers, 1681-1933.
- Blennerhassett, Harman, 1765-1831. Harman Blennerhassett papers, 1755-1866.
- Blennerhassett, Harman, 1801-1854. Harman Blennerhassett manuscript volume.
- Bozman family. John Leeds Bozman family papers, 1688-1883.
- Bozman, John Leeds, 1757-1823. John Leeds Bozman family papers, 1688-1883.
- Bradley, Stephen Row, 1754-1830. Stephen Row Bradley papers.
- Bradley, William Czar, 1782-1867. William Czar Bradley papers.
- Breckinridge, Clifton Rodes, 1846-1932. Clifton Rodes Breckinridge papers.
- Breckinridge, Desha, 1867-1935. Desha Breckinridge papers.
- Breckinridge family. Breckinridge family papers, 1752-1965.
- Breckinridge family papers, 1752-1965.
- Breckinridge, Henry, 1886-1960. Henry Breckinridge papers.
- Breckinridge, John, 1760-1806. John Breckinridge papers.
- Breckinridge, John C. (John Cabell), 1821-1875. John C. Breckinridge papers.
- Breckinridge, Joseph Cabell, 1842-1920. Joseph Cabell Breckinridge papers.
- Breckinridge, Katherine Carson. Katherine Carson Breckinridge papers.
- Breckinridge, Madeline McDowell, 1872-1920. Madeline McDowell Breckinridge papers.
- Breckinridge, Robert J. (Robert Jefferson), 1800-1871. Robert J. Breckinridge papers.
- Breckinridge, Sophonisba Preston, 1866-1948. Sophonisba Preston Breckinridge papers.
- Breckinridge, William Campbell Preston, 1837-1904. William Campbell Preston Breckinridge papers.
- Brooks, Peter Chardon, 1767-1849. Peter Chardon Brooks papers.
- Bryan, W. B. (Wilhelmus Bogart), 1854-1938. W.B. Bryan notes and newspaper extracts, 1789-1888.
C
- Campbell family. Campbell-Preston-Floyd families papers, 1741-1931.
- Campbell-Preston-Floyd families papers, 1741-1931.
- Canberry, Lewis. Lewis Canberry survey notebooks. 1791-1828.
- Carnegie Institution of Washington. Carnegie Institution of Washington reproductions collection, 1686-1941.
- Carnegie Institution of Washington reproductions collection, 1686-1941.
- Carroll, Charles, 1702-1782. Charles Carroll papers.
- Carroll, Charles, 1737-1832. Charles Carroll papers.
- Carroll, Daniel, 1764-1849. Daniel Carroll papers, 1662-1920.
- Carroll family. Carroll family papers, 1684-1838.
- Carroll family papers, 1684-1838.
- Carson, Marian S. Marian S. Carson collection of manuscripts, 1656-1995.
- Carter, Lucy Grymes Lee, 1786-1860. Lucy Grymes Lee Carter papers.
- Carter, Robert, 1728-1804. Robert Carter papers, 1685-1828.
- Cathcart, James L. (James Leander), 1767-1843. James L. Cathcart papers, 1785-1817.
- Causten, James H., 1788-1874. James H. Causten papers.
- Causten-Pickett papers, 1765-1916.
- Chardon, Francis A., d. 1848. Journals from Fort Clark, N.D. (1834-1839).
- Charles McLean Andrews collection concerning colonial history, 1663-1800.
- Charles Thomson papers, 1765-1888.
- Chaumont, Jacques-Donatien Leray de, 1725-1803. Jacques-Donatien Leray de Chaumont invoice book. 1777-1779.
- Chauncey, Isaac, 1772-1840. Isaac Chauncey journal. 1804.
- Chauncy, Elnathan, 1724-1796. Elnathan Chauncy sermons.
- Clapp, Asa, 1762-1848. Asa Clapp papers.
- Clapp, Asa W. H. (Asa William Henry), 1805-1891. Asa William Henry Clapp papers.
- Clapp, Charles Q., 1799-1868. Charles Q. Clapp papers.
- Clapp family. Clapp family papers, 1789-1935.
- Clapp family papers, 1789-1935.
- Clapp, Mary Jane Emerson, 1835-1922. Mary Jane Emerson Clapp papers.
- Clark, William, 1770-1838. Diary excerpt of William Clark (undated).
- Clinton family. Clinton family papers, 1776-1806.
- Clinton family papers, 1776-1806.
- Clinton, George, 1739-1812. George Clinton papers.
- Clinton, George, 1771-1809. George Clinton papers.
- Clinton, James, 1733-1812. James Clinton papers.
- Coit, Joshua, 1758-1798. Joshua Coit correspondence, 1792-1798.
- Coll y Toste, Cayetano, 1850-1930. Cayetano Coll y Toste collection relating to Puerto Rico, 1850-1894.
- Connor, Jeannette Thurber, d. 1927. Jeannette Thurber Connor collection of Floridiana, 1570-1927.
- Corbin, Hannah Lee, 1728-1782. Hannah Lee Corbin papers.
- Cox, Henry Bartholomew. Henry Bartholomew Cox collection, 1492-1960.
- Cruikshank, Robert. Robert Cruikshank daybook and letterbook. 1827-1831.
- Curtis, William T. S. William T.S. Curtis papers.
- Custis family. Custis-Lee family papers, 1700-circa 1928.
- Custis, George Washington Parke, 1781-1857. George Washington Parke Custis papers.
- Custis-Lee family papers, 1700-circa 1928.
D
- Dale, Richard, 1756-1826. Richard Dale papers, 1778-1918.
- Daniel Carroll papers, 1662-1920.
- David D. Porter family papers, 1799-1899.
- Decatur, Stephen, 1779-1820. Stephen Decatur papers.
- Del Monte, Domingo, 1804-1853. Domingo Del Monte collection of Spanish colonial history, 1500-1871.
- Desha, Mary, 1850-1911. Mary Desha papers.
- Digges, Thomas Attwood, 1742-1821. Thomas Attwood Digges papers.
- Digges, William Dudley, 1790-1830. William Dudley Digges papers.
- District of Columbia. Levy Court (Washington County) District of Columbia. Levy Court (Washington County) minutes. 1835-1847.
- Dixon, Edward. Edward Dixon papers, 1743-1808.
- Domingo Del Monte collection of Spanish colonial history, 1500-1871.
- Dunant, Edward. Edward Dunant papers.
- Duncan McArthur papers, 1783-1848.
- Dunlop family. Dunlop family papers, 1713-1930.
- Dunlop family papers, 1713-1930.
- Dunlop, Francis Key. Francis Key Dunlop papers. 1844.
- Dunlop, James, 1724-1790. James Dunlop papers.
- Dunlop, James, 1755-1824. James Dunlop papers.
- Dunlop, James, b. 1793. James Dunlop papers.
- Dunlop, Robert P., d. 1869. Robert P. Dunlop papers.
- Dunlop, William, fl. 1739. William Dunlop papers. 1847-1858.
- Dupuis-Delcourt, 1802-1864. Tissandier collection on the history of aeronautics. 1539-1929.
E
- Earle, William E. (William Edward), 1841-1894. William E. Earle papers.
- East Florida records, 1737-1858.
- Ebenezer Foote family papers, 1751-1871.
- Ebenezer Jackson papers, 1784-1873.
- Edgar Stanton Maclay papers, 1782-circa 1918.
- Edmond Charles Genet papers, 1734-1895.
- Edmund Physick family papers, 1759-1899.
- Edward Dixon papers, 1743-1808.
- Edward Preble papers, 1680-1912.
- Elbridge Gerry papers, 1772-1901.
- Ellicott, Andrew, 1754-1820. Andrew Ellicott papers, 1777-1829.
- Ellis & Allan Company records, 1795-1889.
- Ellis & Allan Company (Richmond, Va.). Ellis & Allan Company records, 1795-1889.
- Ellsworth family. Oliver Ellsworth family papers, 1762-1907.
- Ellsworth, Oliver, 1745-1807. Oliver Ellsworth family papers, 1762-1907.
- Ethel Armes collection of Lee family papers, 1671-1936.
F
- Falls Bridge Turnpike Company. Falls Bridge Turnpike Company daybooks. 1836-1852.
- Felt, Joseph B. (Joseph Barlow), 1789-1869. Joseph Barlow Felt papers. 1822-1832.
- Field family. Field-Osgood family papers, 1702-1938.
- Field-Osgood family papers, 1702-1938.
- Field, Susan K. Osgood. Susan K. Osgood Field papers.
- First Church in Albany. First Church in Albany records. 1780.
- Fisher, George P. (George Purnell), 1817-1899. George P. Fisher papers, 1772-1905.
- Fisher, John, fl. 1777-1802. John Fisher papers, 1777-1802.
- Fiske, Asa Severance, 1833-1925. Asa Severance Fiske papers.
- Fiske, Elizabeth Worthington Hand, 1835-1919. Elizabeth Worthington Hand Fiske papers.
- Fiske family. John Aldrich Stephenson collection of the Hand, Fiske, and Aldrich families papers. 1745-1966.
- Fiske, Samuel Wheelock, 1828-1864. Samuel Wheelock Fiske papers.
- Floyd family. Campbell-Preston-Floyd families papers, 1741-1931.
- Foote, Charles Augustus, 1785-1828. Charles Augustus Foote papers.
- Foote, Charles Augustus, 1818-1883. Charles Augustus Foote papers.
- Foote, Ebenezer, 1756-1829. Ebenezer Foote family papers, 1751-1871.
- Foote family. Ebenezer Foote family papers, 1751-1871.
- Foote, Frederick Parsons, 1783-1827. Frederick Parsons Foote papers.
- Foote, Harriet, 1773-1842. Harriet Foote papers.
- Foote, Justin, b. 1762. Justin Foote papers.
- Foote, Rensselaer, 1815-1862. Rensselaer Foote papers.
- Foster, Augustus John, Sir, 1780-1848. Sir Augustus John Foster papers, 1794-1844.
- Fowler, William Chauncey, 1793-1881. William Chauncey Fowler papers.
- Frank Alden Hill genealogical collection, 1627-1897.
- Franklin, Benjamin, 1706-1790. Benjamin Franklin papers, 1726-1907.
- Franklin, William Temple, 1760-1823. William Temple Franklin papers.
- Frič, Alberto Vojtěch, 1882-1944. Alberto Vojtěch Frič papers.
G
- Galloway family. Galloway-Maxcy-Markoe families papers, 1654-1888.
- Galloway family. Joseph Galloway family papers, 1743-1823.
- Galloway, John, d. 1810. John Galloway papers.
- Galloway, Joseph, 1731-1803. Joseph Galloway family papers, 1743-1823.
- Galloway-Maxcy-Markoe families papers, 1654-1888.
- Galloway, Samuel, 1720-1785. Samuel Galloway papers.
- Genet, Edmond Charles, 1763-1834. Edmond Charles Genet papers, 1734-1895.
- George Hodges collection, circa 1790-circa 1909.
- George P. Fisher papers, 1772-1905.
- George Washington papers, 1592-1943.
- Georgetown and Leesburg Turnpike Company. Georgetown and Leesburg Turnpike Company daybooks. 1816-1836.
- Georgetown (Washington, D.C.). Board of Commissioners. Georgetown (Washington, D.C.) Board of Commissioners minutes. 1751-1789.
- Georgetown (Washington, D.C.) Corporation. Georgetown (Washington, D.C.) Corporation government records, 1751-1881.
- Georgetown (Washington, D.C.) Corporation government records, 1751-1881.
- German captured documents collection, 1766-1945.
- Gerry, Elbridge, 1744-1814. Elbridge Gerry papers, 1772-1901.
- Gillespie, David. David Gillespie papers. 1777-1801.
- Gilpin, Joshua, 1765-1840. Joshua Gilpin papers.
- Glassford, John, 1715-1783. John Glassford papers.
- Goldsborough, Louis Malesherbes, 1805-1877. Louis Malesherbes Goldsborough papers, 1797-1874.
- Gouverneur Morris papers, 1771-1834.
- Grant, James, 1720-1806. James Grant of Ballindalloch papers, 1740-1819.
- Great Britain. Board of Trade. Great Britain. Board of Trade records, 1682-1786.
- Great Britain. Board of Trade records, 1682-1786.
- Greene, Nathanael, 1742-1786. Nathanael Greene papers, 1775-1785.
H
- Hamilton, Alexander, 1757-1804. Alexander Hamilton papers, 1708-1903.
- Hammer, Armand, 1898-1990. Armand Hammer papers, circa 1508-1989.
- Hand, Catharine Worthington Fowler, 1801-1865. Catharine Worthington Fowler Hand papers.
- Hand family. John Aldrich Stephenson collection of the Hand, Fiske, and Aldrich families papers. 1745-1966.
- Hand, Joseph Winborn, 1792-1844. Joseph Winborn Hand papers.
- Hans Peter Kraus collection of Spanish American documents, 1433-1966.
- Harman Blennerhassett papers, 1755-1866.
- Harrison, William Henry, 1773-1841. William Henry Harrison papers, 1734-1939.
- Harry Innes papers, 1754-1900.
- Hart, Ira. Ira Hart sermon notes.
- Hartt, Charles Frederick, 1840-1878. Charles Frederick Hartt papers.
- Harwood family. Harwood family papers, 1767-1940.
- Harwood family papers, 1767-1940.
- Hay, John, 1838-1905. John Hay papers.
- Henry A. Willard II collection, 1743-1888.
- Henry Bartholomew Cox collection, 1492-1960.
- Hill, Frank Alden. Frank Alden Hill genealogical collection, 1627-1897.
- Hodges collection, circa 1790-circa 1909.
- Hodges family collection, circa 1790-circa 1909.
- Hodges family. Hodges family collection, circa 1790-circa 1909.
- Holker, John, 1745-1822. John Holker papers, 1777-1822.
- Hollins, John. John Hollins papers.
- Hollins, Robert. Robert Hollins papers.
- Hollins, Thomas. Thomas Hollins papers.
- Holten, Samuel, 1738-1816. Samuel Holten papers, 1630-1843.
- Hopkins, Cornelia Lee, 1780-1815. Cornelia Lee Hopkins papers.
- Hugh T. Taggart collection relating to the District of Columbia and Maryland, 1751-1889.
I
- Ingraham, Joseph, 1762-1800. Joseph Ingraham journal, 1790-1792.
- Innes, Harry, 1752-1816. Harry Innes papers, 1754-1900.
- Institute of Aerospace Sciences archives, 1783-1962.
- Institute of the Aerospace Sciences. Institute of the Aerospace Sciences archives.
- Ireland. Parliament. House of Commons debates, 1776-1789.
- Ireland. Parliament. House of Commons. Ireland. Parliament. House of Commons debates, 1776-1789.
- Irene Aloha Wright papers, 1620-1977.
- Israel Perlstein collection relating to Imperial Russia, 1613-1914.
- I︠U︡din, G. V. (Gennadiĭ Vasilʹevich), 1840-1912. Yudin collection of Russian-American Company records, 1783-1946.
- Izard, Elizabeth Byrd Carter Shippen. Elizabeth Byrd Carter Shippen Izard papers.
J
- Jackson, Andrew, 1767-1845. Andrew Jackson papers, 1775-1874.
- Jackson, Ebenezer, 1763-1837. Ebenezer Jackson papers, 1784-1873.
- Jacob Gerhard Koch papers, 1783-1941.
- James A. Bayard and Richard H. Bayard papers, 1797-1885.
- James Dudley Morgan collection of Digges-L'Enfant-Morgan papers, 1674-1923.
- James Grant of Ballindalloch papers, 1740-1819.
- James Kent papers, 1779-1854.
- James L. Cathcart papers, 1785-1817.
- James Madison papers, 1723-1859.
- James McHenry papers, 1775-1862.
- James Monroe papers, 1758-1839.
- James Sever papers, 1764-1956.
- James Wadsworth family papers, 1730-1959.
- Jarnac, Charles Rosalie de Rohan-Chabot, comte de. Charles Rosalie de Rohan-Chabot, comte de Jarnac, papers.
- Jarnac, Louis Charles Guillaume de Rohan-Chabot, comte de, 1780-1875. Louis Charles Guillaume de Rohan-Chabot, comte de Jarnac, papers.
- Jarnac, Philippe-Ferdinand-Auguste de Rohan-Chabot, comte de, 1815-1875. Philippe-Ferdinand-Auguste de Rohan-Chabot, comte de Jarnac, papers.
- Jean-Baptiste-Donatien de Vimeur, comte de Rochambeau, papers, 1777-1794.
- Jeannette Thurber Connor collection of Floridiana, 1570-1927.
- Jefferson, Thomas, 1743-1826. Thomas Jefferson papers, 1606-1943.
- Jesup, Thomas Sidney, 1788-1860. Thomas Sidney Jesup papers, 1780-1907.
- J.N. Nicollet papers, 1797-1843.
- Johann Carl Philipp von Krafft papers, 1750-1926.
- John Aldrich Stephenson collection of the Hand, Fiske, and Aldrich families papers, 1745-1966.
- John Fisher papers, 1777-1802.
- John Glassford and Company. John Glassford and Company records, 1743-1886.
- John Glassford and Company records, 1743-1886.
- John Holker papers, 1777-1822.
- John James Beckley family papers, 1789-1918.
- John Leeds Bozman family papers, 1688-1883.
- John Tyler papers, 1691-1918.
- Jones, Elizabeth Cocke Pratt, 1701-1762. Elizabeth Cocke Pratt Jones papers.
- Jones family. Roger Jones family papers, 1649-1896.
- Jones, Frederick, d. 1722. Frederick Jones papers.
- Jones, Roger, 1625?-1701. Roger Jones papers.
- Jones, Thomas, 1726-ca. 1785. Thomas Jones papers.
- Jones, Thomas ap Thomas, 1782-1843. Thomas ap Thomas Jones papers.
- Jones, Thomas, d. ca. 1757. Thomas Jones papers.
- Jones, Thomas, d. ca. 1800. Thomas Jones papers.
- Jones, Walter, 1745-1815. Walter Jones papers.
- Joseph Galloway family papers, 1743-1823.
- Joseph Ingraham journal, 1790-1792.
- Joseph Meredith Toner collection of manuscripts, 1741-1896.
- Joshua Coit correspondence, 1792-1798.
- Justin G. Turner autograph collection, 1763-1968.
K
- Kent, James, 1763-1847. James Kent papers, 1779-1854.
- Kerr, John Bozman, 1809-1878. John Bozman Kerr papers.
- Kerr, John Leeds, 1780-1844. John Leeds Kerr papers.
- King family. Nicholas King family papers, 1792-1987.
- King, N. (Nicholas), 1771-1812. Nicholas King family papers, 1792-1987.
- King, Rt. (Robert), 1774 or 5-1831. Rt. King survey notes. 1793-1795.
- Koch, Jacob Gerhard. Jacob Gerhard Koch papers, 1783-1941.
- Krafft, Johann Carl Philipp von, 1752-1804. Johann Carl Philipp von Krafft papers, 1750-1926.
- Kraus, Hans Peter, 1907-1988. Hans Peter Kraus collection of Spanish American documents, 1433-1966.
L
- L'Enfant, Pierre Charles, 1754-1825. Pierre Charles L'Enfant papers. 1778-1864.
- La Fayette, Michel Louis Christophe Roch Gilbert Motier, marquis de, 1732-1759. Michel Louis Christophe Roch Gilbert Motier, marquis de La Fayette, papers.
- La Tour-Maubourg, Anastasie du Motier de La Fayette, comtesse de, 1777-1863. Anastasie du Motier de La Fayette, comtesse de La Tour-Maubourg, papers.
- Lafayette, Georges Washington Louis Gilbert Du Motier, marquis de, 1779-1849. Georges Washington Louis Gilbert Du Motier, marquis de Lafayette, papers.
- Lafayette, Marie Adrienne de Noailles, marquise de, 1759-1807. Marie Adrienne de Noailles, marquise de Lafayette, papers.
- Lafayette, Marie Joseph Paul Yves Roch Gilbert Du Motier, marquis de, 1757-1834. Marie Joseph Paul Yves Roch Gilbert Du Motier, marquis de Lafayette, papers, 1776-1934.
- Lafayette, Marie Joseph Paul Yves Roch Gilbert Du Motier, marquis de, 1757-1834. Marquis de Lafayette papers, 1757-1990.
- Lane, J. F., fl. 1834-1835. J.F. Lane letterbook. 1834-1835.
- Langeron, Charles-Claude, marquis de, 1720-1792. Louis-Alexandre Andrault, comte de Langeron, and Charles-Claude, marquis de Langeron, papers. 1761-1785.
- Langeron, Louis-Alexandre Andrault, comte de, 1761-1831. Louis-Alexandre Andrault, comte de Langeron, and Charles-Claude, marquis de Langeron, papers, 1761-1785.
- Lasteyrie du Saillant, Adrien-Jules, marquis de, 1810-1883. Adrien-Jules, marquis de Lasteyrie du Saillant, papers.
- Lasteyrie du Saillant, Louis, marquis de, 1781-1826. Louis, marquis de Lasteyrie du Saillant, papers.
- Lasteyrie du Saillant, Olivia de Rohan-Chabot, marquise de, 1813-1899. Olivia de Rohan-Chabot, marquise de Lasteyrie du Saillant, papers.
- Lasteyrie du Saillant, Virginie du Motier de La Fayette, marquise de, 1782-1849. Virginie du Motier de La Fayette, marquise de Lasteyrie du Saillant, papers.
- Law, Elizabeth Parke Custis, 1776-1832. Elizabeth Parke Custis Law papers.
- Lear, Tobias, 1762-1816. Tobias Lear papers, 1790-1816.
- Lee, Ann Hill Carter, 1773-1829. Ann Hill Carter Lee papers. (2)
- Lee, Anne Robinson McCarty, 1798-1840. Anne Robinson McCarty Lee papers. (2)
- Lee, Arthur, 1740-1792. Arthur Lee papers.
- Lee, Charles, 1758-1815. Charles Lee papers.
- Lee, Charles Carter, 1798-1871. Charles Carter Lee papers.
- Lee, Elizabeth Collins, d. 1858. Elizabeth Collins Lee papers.
- Lee family. Custis-Lee family papers, 1700-circa 1928.
- Lee family. Ethel Armes collection of Lee family papers, 1671-1936.
- Lee, Hannah Philippa Ludwell. Hannah Philippa Ludwell Lee papers.
- Lee, Henrietta Bedinger, b. 1810. Henrietta Bedinger Lee papers.
- Lee, Henry, 1691-1747. Henry Lee papers.
- Lee, Henry, 1756-1818. Henry Lee papers. (2)
- Lee, Henry, 1787-1837. Henry Lee papers.
- Lee, Ludwell, 1760-1836. Ludwell Lee papers.
- Lee, Mary Bland, 1704-1764. Mary Bland Lee papers.
- Lee, Mary Custis, 1835-1918. Mary Custis Lee papers.
- Lee, Mary Randolph Custis, 1807-1873. Mary Randolph Custis Lee papers. (2)
- Lee, Richard Bland, 1761-1827. Richard Bland Lee papers. (2)
- Lee, Richard Henry, 1732-1794. Richard Henry Lee papers.
- Lee, Richard Henry, 1794-1865. Richard Henry Lee papers.
- Lee, Robert E. (Robert Edward), 1807-1870. Robert E. Lee papers. (2)
- Lee, Thomas, 1690-1750. Thomas Lee papers. (2)
- Lee, William, 1739-1795. William Lee papers.
- Lee, William Henry Fitzhugh, 1837-1891. William Henry Fitzhugh Lee papers.
- Lewis, Meriwether, 1774-1809. Diary excerpt of Meriwether Lewis (undated).
- Lincoln, Abraham, 1809-1865. Abraham Lincoln correspondence. 1864 July 9.
- Lincoln, Abraham, 1809-1865. Abraham Lincoln papers, 1774-1948.
- Lincoln, Benjamin, 1733-1810. Benjamin Lincoln papers, 1778-1806.
- Livingston, Anne Home Shippen, 1763-1841. Anne Home Shippen Livingston papers. (2)
- Logan Pearsall Smith papers, 1760-1946.
- Loisel, Regis. Account of the upper Missouri River country (1803).
- Loper family. Palmer-Loper family papers, 1667-1994.
- Loper, R. F. (Richard F.) R.F. Loper papers.
- Louis-Alexandre Andrault, comte de Langeron, and Charles-Claude, marquis de Langeron, papers, 1761-1785.
- Louis Malesherbes Goldsborough papers, 1797-1874.
- Low, Nicholas, 1739-1826. Nicholas Low papers, 1773-1897.
M
- Maclay, Edgar Stanton, 1863-1919. Edgar Stanton Maclay papers, 1782-circa 1918.
- Maclay, William, 1737-1804. William Maclay journals and note, 1789-1791.
- Madison, James, 1751-1836. James Madison papers, 1723-1859.
- Margaret Bayard Smith papers, 1789-1874.
- Marian S. Carson collection of manuscripts, 1656-1995.
- Marie Joseph Paul Yves Roch Gilbert Du Motier, marquis de Lafayette, papers, 1776-1934.
- Markoe family. Galloway-Maxcy-Markoe families papers, 1654-1888.
- Markoe, Francis, 1801-1871. Francis Markoe papers.
- Marquis de Lafayette papers, 1757-1990.
- Marshall, John, 1755-1835. Albert Jeremiah Beveridge collection of John Marshall papers. 1776-1844.
- Maryland Insurance Company. Maryland Insurance Company records.
- Maxcy family. Galloway-Maxcy-Markoe families papers, 1654-1888.
- Maxcy, Virgil, 1785-1844. Virgil Maxcy papers.
- McArthur, Duncan, 1772-1839. Duncan McArthur papers, 1783-1848.
- McHenry, James, 1753-1816. James McHenry papers, 1775-1862.
- McKim, Alexander, 1748-1832. Alexander McKim papers.
- Meigs, Return Jonathan, 1740-1823. Return Jonathan Meigs papers.
- Meigs, Return Jonathan, 1764-1825. Return Jonathan Meigs papers.
- Mercy-Argenteau family papers, 1410-1921.
- Mercy family. Mercy-Argenteau family papers, 1410-1921.
- Moldenhauer archives at the Library of Congress, circa 1000-circa 1990.
- Moldenhauer, Hans. Moldenhauer archives at the Library of Congress, circa 1000-circa 1990.
- Monroe, James, 1758-1831. James Monroe papers, 1758-1839.
- Morgan, James Dudley, 1862-1919. James Dudley Morgan collection of Digges-L'Enfant-Morgan papers, 1674-1923.
- Morris, Anne Cary Randolph, 1774-1837. Anne Cary Randolph Morris papers.
- Morris, Gouverneur, 1752-1816. Gouverneur Morris papers, 1771-1834.
- Morris, Robert, 1734-1806. Robert Morris papers, 1775-1829.
- Murray, William Vans, 1760-1803. William Vans Murray papers, 1778-1805.
- Myers, Leonard, 1827-1905. Leonard Myers papers.
N
- Nathanael Greene papers, 1775-1785.
- Nathaniel Wright family papers, 1787-1917.
- New England Historic Genealogical Society. New England Historic Genealogical Society records. 1849-1852.
- Newland, William Augustine, 1813-1901. Newland/Zeuner collection, circa 1735-circa 1900.
- Newland/Zeuner collection, circa 1735-circa 1900.
- Nicholas Biddle papers, 1681-1933.
- Nicholas King family papers, 1792-1987.
- Nicholas Low papers, 1773-1897.
- Nicollet, J. N. (Joseph Nicolas), 1786-1843. J.N. Nicollet papers, 1797-1843.
O
- Oldridge, William A. William A. Oldridge collection of George Washington's headquarters staff writings, 1775-1962.
- Oliver Ellsworth family papers, 1762-1907.
- Osgood family. Field-Osgood family papers, 1702-1938.
- Osgood, Joseph B. F. (Joseph Barlow Felt), b. 1823 Joseph B. F. Osgood papers. 1817-1892.
- Osgood, Maria Bowne Franklin. Maria Bowne Franklin Osgood papers.
- Osgood, Samuel, 1748-1813. Samuel Osgood papers.
- Oswald, Richard, 1705-1784. Richard Oswald papers.
P
- Palmer, Alexander Smith, 1806-1894. Alexander Smith Palmer papers.
- Palmer family. Palmer-Loper family papers, 1667-1994.
- Palmer-Loper family papers, 1667-1994.
- Palmer, Nathaniel Brown, 1799-1877. Nathaniel Brown Palmer papers.
- Parsons, Enoch, 1769-1846. Enoch Parsons papers.
- Parsons family papers, 1769-1878.
- Parsons family. Parsons family papers, 1769-1878.
- Parsons, Samuel Holden, 1737-1789. Samuel Holden Parsons papers.
- Parsons, Samuel Holden, 1800-1871. Samuel Holden Parsons papers.
- Périer, Natalie du Motier de La Fayette, 1803-1878. Natalie du Motier de La Fayette Périer papers.
- Perlstein, Israel, 1897-1975. Israel Perlstein collection relating to Imperial Russia, 1613-1914.
- Peter Chardon Brooks Insurance Agency. Peter Chardon Brooks Insurance Agency records.
- Physick, Edmund, 1725 or 6-1804. Edmund Physick family papers, 1759-1899.
- Physick family. Edmund Physick family papers, 1759-1899.
- Pickett, John T. (John Thomas), 1822-1884. John T. Pickett papers.
- Pickett, Theodore John. Theodore John Pickett papers.
- Pike, Luther H. Luther H. Pike papers.
- Pike, Zebulon Montgomery, 1779-1813 Diary excerpt of Zebulon Montgomery Pike (undated).
- Pintado, Vicente Sebastián, 1774-1829. Vicente Sebastián Pintado papers, 1781-1842.
- Porter, David, 1780-1843. David Porter papers.
- Porter, David D. (David Dixon), 1813-1891. David D. Porter family papers, 1799-1899.
- Porter family. David D. Porter family papers, 1799-1899.
- Preble, Edward, 1761-1807. Edward Preble papers, 1680-1912.
- Preston family. Campbell-Preston-Floyd families papers, 1741-1931.
- Puerto Rican collection, 1591-1900.
- Puerto Rico. Puerto Rican collection, 1591-1900.
R
- Randolph, Elizabeth, fl. 1793. Elizabeth Randolph papers.
- Randolph, Peter S. Peter S. Randolph papers.
- Randolph, William B., b. 1793. William B. Randolph papers, 1696-1884.
- Read family papers, 1568-1906.
- Read family. Read family papers, 1568-1906.
- Read, George, 1733-1798. George Read papers.
- Read, George, 1765-1836. George Read papers.
- Read, James, 1743-1822. James Read papers.
- Read, John, 1769-1854. John Read papers.
- Read, John M. (John Meredith), 1797-1874. John M. Read papers.
- Read, John Meredith, 1837-1896. John Meredith Read papers.
- Richard Dale papers, 1778-1918.
- Richards, Mark, 1760-1844. Mark Richards papers.
- Richardson, Daniel, 1670-1722. Daniel Richardson papers.
- Richardson, Ruth, 1677-1728. Ruth Richardson papers.
- Riggs, Elisha, 1779-1853. Elisha Riggs papers. 1813-1896.
- Riggs, Elisha, 1826-1881. Elisha Riggs papers. 1844-1890.
- Riggs, Elisha Francis, 1851-1910. Elisha Francis Riggs papers. 1860-1910.
- Riggs, Elisha Francis, 1887-1936. Elisha Francis Riggs papers. 1887-1935.
- Riggs family papers, 1763-1945.
- Riggs family. Riggs family papers, 1763-1945.
- Riggs, George Washington, 1813-1881. George Washington Riggs papers. 1836-1881.
- Riggs, Romulus, 1782-1846. Romulus Riggs papers. 1821-1882.
- Riggs, T. Lawrason (Thomas Lawrason), 1888-1943. T. Lawrason Riggs papers. 1790-1943.
- Riggs, Thomas, 1873-1945. Thomas Riggs papers. 1887-1945.
- Riggs, William Henry, 1837-1924. William Henry Riggs papers. 1850-1912.
- Robert Carter papers, 1685-1828.
- Robert Morris papers, 1775-1829.
- Rochambeau, Jean-Baptiste-Donatien de Vimeur, comte de, 1725-1807. Jean-Baptiste-Donatien de Vimeur, comte de Rochambeau, papers, 1777-1794.
- Rodney, C. A. (Caesar Augustus), 1772-1824. C.A. Rodney papers.
- Rodney, Caesar, 1728-1784. Caesar Rodney papers.
- Rodney family papers, 1771-1824.
- Rodney family. Rodney family papers, 1771-1824.
- Rodney, Thomas, 1744-1811. Thomas Rodney papers.
- Rodolfo R. Schuller papers, 1492-1915.
- Roger Jones family papers, 1649-1896.
- Rossiĭsko-amerikanskai︠a︡ kompanii︠a︡. Yudin collection of Russian-American Company records. 1783-1946.
- Russia miscellany, 1759-1928.
- Russian Orthodox Greek Catholic Church of America. Diocese of Alaska records, 1733-1938.
- Russian Orthodox Greek Catholic Church of America. Diocese of Alaska. Russian Orthodox Greek Catholic Church of America. Diocese of Alaska records, 1733-1938.
S
- Samuel Adams papers, 1635-1826.
- Samuel Holten papers, 1630-1843.
- Samuel Smith family papers, 1772-1911.
- Sarah Stone autograph collection, 1720-1962.
- Schuller, Rodolfo R., 1873-1932. Rodolfo R. Schuller papers, 1492-1915.
- Sever, James, d. 1845. James Sever papers, 1764-1956.
- Shaker collection of records concerning the United Society of Believers in Christ's Second Appearing, 1676-1937.
- Shaw family papers, 1636-1892.
- Shaw family. Shaw family papers, 1636-1892.
- Shepherd, William R. (William Robert), 1871-1934. William R. Shepherd papers, 1554-1931.
- Shippen, Alice Lee, 1736-1817. Alice Lee Shippen papers.
- Shippen, Edward, 1826-1911. Edward Shippen papers.
- Shippen family papers, 1671-1936.
- Shippen family. Shippen family papers, 1671-1936.
- Shippen, Thomas Lee, 1765-1798. Thomas Lee Shippen papers. (2)
- Shippen, William, 1712-1801. William Shippen papers.
- Shippen, William, 1736?-1808. William Shippen papers.
- Short, William, 1759-1849. William Short papers, 1778-1853.
- Sir Augustus John Foster papers, 1794-1844.
- Skipwith, Fulwar, 1765-1839. Fulwar Skipwith papers.
- Smith family. Samuel Smith family papers, 1772-1911.
- Smith, John Spear, d. 1866. John Spear Smith papers. 1804-1867.
- Smith, Logan Pearsall, 1865-1946. Logan Pearsall Smith papers, 1760-1946.
- Smith, Margaret Bayard, 1778-1844. Margaret Bayard Smith papers, 1789-1874.
- Smith, Robert, 1757-1842. Robert Smith papers. 1796-1830.
- Smith, Samuel, 1752-1839. Samuel Smith family papers, 1772-1911.
- Stephenson, John Aldrich. John Aldrich Stephenson collection of the Hand, Fiske, and Aldrich families papers. 1745-1966.
- Stewart, David, 1800-1858. David Stewart papers.
- Stewart, John, d. 1820. John Stewart papers.
- Stone, Sarah, fl. 1840. Sarah Stone autograph collection, 1720-1962.
- Swan, Robert, fl. ca. 1828. Robert Swan sale catalog of books. circa 1828.
T
- Taggart, Hugh T. (Hugh Thomas), 1844-1914. Hugh T. Taggart collection relating to the District of Columbia and Maryland, 1751-1889.
- Tappan, Benjamin, 1773-1857. Benjamin Tappan papers, 1795-1900.
- Thomas Jefferson papers, 1606-1943.
- Thomas Sidney Jesup papers, 1780-1907.
- Thomas Truxtun papers, 1796-1885.
- Thomson, Charles, 1729-1824. Charles Thomson papers, 1765-1888.
- Thornton, Anna Maria Brodeau, 1775?-1865. Anna Maria Brodeau Thornton papers.
- Thornton, Anna Maria Brodeau, 1775?-1865. Anna Maria Brodeau Thornton papers, 1793-1861.
- Thornton, William, 1759-1828. William Thornton papers, 1741-1865.
- Tissandier, Albert, 1839-1906. Tissandier collection on the history of aeronautics. 1539-1929.
- Tissandier collection on the history of aeronautics, 1539-1929.
- Tissandier, Gaston, 1843-1899. Tissandier collection on the history of aeronautics, 1539-1929.
- Tissandier, Paul, b. 1881. Tissandier collection on the history of aeronautics. 1539-1929.
- Tobias Lear papers, 1790-1816.
- Toner, Joseph M. (Joseph Meredith), 1825-1896. Joseph Meredith Toner collection of manuscripts, 1741-1896.
- Topping, Aileen Moore. Aileen Moore Topping collection concerning a Spanish diplomatic mission to the United States, 1777-1785.
- Torrey, William, 1751?-1828. William Torrey papers, 1777-1783.
- Truxtun, Thomas, 1755-1822. Thomas Truxton papers.
- Truxtun, Thomas, 1755-1822. Thomas Truxtun papers, 1796-1885.
- Turner, Justin G. Justin G. Turner autograph collection, 1763-1968.
- Tyler, John, 1790-1862. John Tyler papers, 1691-1918.
- Tyler, Julia Gardiner, 1820-1889. Julia Gardiner Tyler papers.
- Tyler, Lyon Gardiner, 1853-1935. Lyon Gardiner Tyler papers.
U
- United States Constitution collection, 1773-1944.
- United States. Continental Congress records, 1765-1825.
- United States. Continental Congress. United States. Continental Congress records, 1765-1825.
- United States. Continental Navy records, 1775-1776.
- United States. Continental Navy. United States. Continental Navy records, 1775-1776.
- United States finance collection, 1761-1908.
- United States. Legation (France) U.S. Legation (France) letterbooks. 1779-1782.
- United States. War Dept. records, 1794-1848.
- United States. War Dept. United States. War Dept. records, 1794-1848.
V
W
- Wade, Nicholas King, 1823-1899. Nicholas King Wade papers. 1856.
- Wade, William, 1789-1875. William Wade papers. 1840-1861.
- Wadsworth family. James Wadsworth family papers, 1730-1959.
- Wadsworth, James, 1768-1844. James Wadsworth family papers, 1730-1959.
- Wadsworth, James S. (James Samuel), 1807-1864. James S. Wadsworth papers.
- Wadsworth, James Wolcott, 1846-1926. James Wolcott Wadsworth papers.
- Wadsworth, James Wolcott, 1877-1952. James Wolcott Wadsworth papers.
- Wadsworth, William, 1761-1833. William Wadsworth papers.
- Warden, David Bailie, 1772-1845. David Bailie Warden papers.
- Washington family collection, 1582-1965.
- Washington family. Washington family collection, 1582-1965.
- Washington, George, 1732-1799. George Washington papers, 1592-1943.
- Washington, George, 1732-1799. George Washington papers. 1688-1896.
- W.B. Bryan notes and newspaper extracts, 1789-1888.
- West Florida collection, 1764-1848.
- West Florida. West Florida records.
- Whitall, Ann Cooper, 1716-1797. Ann Cooper Whitall papers.
- Whitman, Walt, 1819-1892. Walt Whitman notes. 1850.
- Willard, Henry A. (Henry Augustus), 1902-2002. Henry A. Willard II collection, 1743-1888.
- William A. Oldridge collection of George Washington's headquarters staff writings, 1775-1962.
- William B. Randolph papers, 1696-1884.
- William Henry Harrison papers, 1734-1939.
- William Maclay journals and note, 1789-1791.
- William R. Shepherd papers, 1554-1931.
- William Short papers, 1778-1853.
- William Thornton papers, 1741-1865.
- William Torrey papers, 1777-1783.
- William Vans Murray papers, 1778-1805.
- Woodbury, Elizabeth Williams Clapp. Elizabeth Williams Clapp Woodbury papers.
- Wright family. Nathaniel Wright family papers, 1787-1917.
- Wright, Irene Aloha, 1879-1972. Irene Aloha Wright papers, 1620-1977.
- Wright, Nathaniel, 1789-1875. Nathaniel Wright family papers, 1787-1917.