http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
5 sections on 1 sheet : color ; sheet 85 x 133 cm., folded in envelope 30 x 24 cm.
by Ogden Tweto ; Department of the Interior, United States Geological Survey.
Ancillary maps: Showing lines of section and locations of ancient highlands with respect to existing tectonic features in Colorado -- Location of some Paletectonic features in southwestern Colorado.
Miscellaneous investigations (Geological Survey (U.S.)) ; map I-1416