http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Electric log correlations of the upper Cretaceous rocks in the Mesaverde Group, Baxter Shale, and equivalent units across the Great Divide Basin in southwest Wyoming
10 columnar sections on 1 sheet ; sheet 61 x 91 cm., folded in envelope 30 x 24 cm.
Department of the Interior, U.S. Geological Survey ; by Henry W. Roehler.
Miscellaneous field studies ; map MF-1828