Crop from a map of the Third Battle of Winchester in the American Civil War. The battle occurred on September 19, 1864, and was a Union victory. The battle started with Union cavalry attacks from the east and north. This map shows the two Union infantry corps positions before they attacked. Map is NOT oriented traditionally with north at the top. Infantry is facing mostly west toward Winchester.
Bvt. Lt. Col. G. L. Gillespie, Major of Engineers, U.S.A. under the authority of the Secretary of War
This is a portion of an 1873 map titled "Battle field of Winchester, Va. (Opequon) [September 19, 1864]" prepared by an order of Lt. Gen. P.H. Sheridan under the authority of the Secretary of War. The entire map can be found in the Library of Congress <a rel="nofollow" class="external text" href="https://www.loc.gov/item/99446372/">map</a>, and shows the battlefield.