http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Surface water supply of the United States, 1921
South Atlantic slope and eastern Gulf of Mexico basins
1 online resource (iv, 72 pages) : illustrations.
Title from title screen (viewed June 1,2015).
Also available online in PDF format from the U.S. Geological Survey Warehouse (http:/pubs.er.usgs.gov/).
Issued also as House doc. numbers 38, 68th Cong., 1st sess.
Surface water supply of the United States, 1921. Part 2, South Atlantic slope and eastern Gulf of Mexico basins
Water-supply paper (Washington, D.C.) ; no. 522