Missouri & Virginia
The prolific Northern publisher, James T. Lloyd was one of the more ambitious commercial publishers during the Civil War. Lloyd consistently adapted existing cartographic materials to new purposes. Read More
First Battle of Bull Run
On July 21 1861, Federal forces and Confederate troops converged near Manassas Junction, the junction of the Manassas Gap Railroad and the Orange and Alexandria Railroads. Federal troops hoped to seize the junction and thereby deny Confederate forces the advantages of using the railroads to transport troops or resupply. Read More
Rich Mountain and Vicinity, Western Virginia
At the conclusion of the Civil War, the U.S. War Department published numerous detailed battlefield maps and atlases to document significant military engagements such as those at Antietam, Manassas, Gettysburg, and Atlanta, to name a few. The premier cartographic work of the postwar years, however, is the U.S. War Department's Atlas to Accompany the Official Records of the Union and Confederate Armies (LC Civil War Maps no. 99). Read More
Extra Session of Congress, United States

Magnus's county map of the United States, showing the forts, railroads,canals, and navigable waters.
On April 15, 1861, President Abraham Lincoln issued a proclamation calling for the initial raising of 75,000 militia to begin preparations for the upcoming armed conflict between Union and Confederate armies. In the same proclamation, Lincoln called for an extra session of Congress to discuss the war. Read More
Gulf Coast
![United States Coast Survey. [Preliminary chart of the northwestern part of the Gulf of Mexico.] 1861](https://cybercemetery.unt.edu/archive/oilspill/20121206065257im_/http://www.loc.gov/rr/geogmap/placesinhistory/images/cw0017800.gif)
United States Coast Survey. [Preliminary chart of the northwestern part of the Gulf of Mexico.] 1861
Field and harbor surveys, topographic and hydrographic surveys, reconnaissances, and road traverses by Federal cartographers led to the preparation of countless thousands of manuscript maps and the publication of maps and charts in unprecedented numbers. Read More