http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Geologic map showing the thickness and structure of the Anderson-Wyodak coal bed in the south half of the Powder River Basin, northeastern Wyoming
1 map : color ; 83 x 123 cm., on sheet 101 x 145 cm., folded in envelope 30 x 24 cm.
Department of the Interior, U.S. Geological Survey ; by N.M. Denson and C.T. Pierson.
Includes text, bibliography, table, and index map.
Miscellaneous investigations series (Geological Survey (U.S.)) ; I-2094-B