Ohio River : Pittsburgh, Pa. to mouth in 280 charts and index sheet
Description
Some charts have imprint: Fort Belvoir, Va.: 30th Engineers by reproduction plant, 1943, or Washington, D.C.: Engineer reproduction plant, U.S. Army, 1929., Imprint: Detroit, Michigan : U.S. Lake Survey Office, 1911-1914., Dimensions: size varies
United States. Army. Corps of Engineers (1911). Ohio River : Pittsburgh, Pa. to mouth in 280 charts and index sheet. U.S. Lake Survey. https://purl.dlib.indiana.edu/iudl/images/VAC3073/VAC3073-M-01499 (map)