Citations are generated automatically from bibliographic data as
a convenience, and may not be complete or accurate.
Chicago citation style:
United States Army. Corps Of Engineers. Map of the battlefield of Bull Run, Virginia. Brig. Gen. Irvin McDowell commanding the U.S. forces, Gen. P. G. T. Beauregard commanding the Confederate forces, July 21st. [S.l., office of the Chief of Engineers, 1877] Map. https://www.loc.gov/item/99439142/.
APA citation style:
United States Army. Corps Of Engineers. (1877) Map of the battlefield of Bull Run, Virginia. Brig. Gen. Irvin McDowell commanding the U.S. forces, Gen. P. G. T. Beauregard commanding the Confederate forces, July 21st. [S.l., office of the Chief of Engineers] [Map] Retrieved from the Library of Congress, https://www.loc.gov/item/99439142/.
MLA citation style:
United States Army. Corps Of Engineers. Map of the battlefield of Bull Run, Virginia. Brig. Gen. Irvin McDowell commanding the U.S. forces, Gen. P. G. T. Beauregard commanding the Confederate forces, July 21st. [S.l., office of the Chief of Engineers, 1877] Map. Retrieved from the Library of Congress, <www.loc.gov/item/99439142/>.