Geologic and biostratigraphic map of the Pierre shale in the Canon City-Florence Basin and the Twelvemile Park area, south-central Colorado
| Main Author: | Scott, Glenn R., 1918-2012. |
|---|---|
| Other Authors: | Cobban, William A., 1916-2015. |
| Format: | Map |
| Language: | English |
| Published: |
Reston, Va. :
U.S. Geological Survey,
1975.
|
| Physical Description: |
color map ; 70 x 61 cm folded in envelope 30 x 24 cm. |
| Series: |
Miscellaneous investigations series (Geological Survey (U.S.)) ;
map I-937. |
| Subjects: |