http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Surface water supply of the United States, 1952
Hudson Bay and upper Mississippi River basins
1 online resource (xii, 518 pages) : illustrations, maps.
"Prepared under the direction of J.V.B. Wells, Chief, Surface Water Branch."
"Prepared by the Geological Survey in cooperation with the States of Illinois, Indiana, Iowa, Minnesota, Missouri, North Dakota, and Wisconsin, and with other agencies"--Page iii.
"U. S. Government Printing Office: 1954 O - 315389"--Page 518.
Surface water supply of the United States, 1952. Part 5, Hudson Bay and upper Mississippi River basins
Geological Survey water-supply paper ; no. 1238