http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Occurrences of radioactive minerals in the Bald Mountain gold-mining area, northern Black Hills, South Dakota
1 online resource (8 pages) : illustrations, maps.
"This report concerns work done on behalf of the U.S. Atomic Energy Commission and is published with the permission of the Commission."