http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Surface water supply of the United States, 1956
Ohio River Basin except Cumberland and Tennessee River basins
1 online resource (xii, 561 pages) : illustrations, map.
prepared under the direction of J.V.B. Wells.
"Prepared in cooperation with the States of Illinois, Indiana, Kentucky, Maryland, New York, North Carolina, Ohio, Pennsylvania, Virginia, and West Virginia, and with other agencies."
Geological Survey water-supply paper ; 1435