Map numbers 1 through 175 consist of a series of - 20" x 27" colored plates comprising the Atlas to Accompany the Official Records of the Union and Confederate Armies compiled by Calvin D. Cowles, published by George B. Davis, Leslie J. Perry, and Joseph W. Kirkley under the direction of Secretaries of War, Redfield Proctor, Stephen B. Elkins, and Daniel S. Lamont. Government Printing Office, Washington, D. C., 1891-1895. Additional maps depict Union and Confederate States and military campaigns.