http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Geologic map of the Boulder-Fort Collins-Greeley Area, Colorado
Boulder-Fort Collins-Greeley Area, Colorado
1 map : color ; 84 x 107 cm. folded to 21 x 27 cm. in envelope.
In margin: Description of map units.--Sources of Information.--Index to quadrangles showing sources of information.
Miscellaneous investigations series (Geological Survey (U.S.)) ; map I-855-G