The "Battle order" of the Army of the Potomac, General order no. 10, headquarters of Army of the Potomac, March 7, 1865.
Also available in digital form.
civil war↗
Historical collections
united states. army of the potomac
Publications and source records attributed to united states. army of the potomac.
Report of Major-General George B. McClellan, upon the organization of the Army of the Potomac, and its campaigns in Virginia and Maryland, from July 26, 1861, to November 7, 1862
A digital reproduction made from a copy held by the University of Michigan is available from the University of Michigan's Making of America Web site. Also available in digital form.
regimental histories↗