Part of the North Bank of the Rappahannock River showing the approaches to Fredericksburg, prepared under the direction of Capt. R.S. Williamson & 1st Lt. Nicholas Bowen ... for the use of the Army of the Potomac compiled by Fred. Churchill Vol. A.D.C. U.S. Coast Survey Chart of the Rappahannock River Surveys and Reconnoissances by C.A. Mallory, Chas. Shoemacker, L.C. Oswell, H.H. Marvin, Geo. F. Lathrop, Assistants. Drawn by C.A. Mallory. Reduced and photographed by L.E. Walker, Treasy. Dept.