United States. Army. Corps of Engineers
Found in 3 Collections and/or Records:
Original printing. Prepared by the Army Map Service, Corps of Engineers, U.S. Army. Map showing area surrounding Mount Vernon up to Hybla Valley and Wellington neighborhood in the north, Piscataway Creek, Fort Washington, and areas of Prince George's County and Charles County, Maryland to the south. Reverse side has photo map of the same area, also prepared by the Corps of Engineers.
U.S. Army Corps of Engineers, U.S. Engineer Office, Washington, D.C. April 29, 1939; May 16, 1944; November 23, 1944; May 29, 1945; August 13, 1947. Five (with a copy of one) maps with sounding notes and dredging information conducted by the Corps of Engineers in the Potomac River, Mt. Vernon Channel. 1:1200