Coal mines and coal analyses of the Denver and Cheyenne basins, Colorado
| Other Authors: | Kirkham, Robert M., Colorado Geological Survey. |
|---|---|
| Format: | Electronic |
| Language: | English |
| Published: |
Denver, Colo. :
Colorado Geological Survey, Department of Natural Resources,
1978.
|
| Physical Description: |
1 online resource (104 pages) : map. Also available in print form. |
| Series: |
Open file report (Colorado Geological Survey) ;
78-9. |
| Subjects: | |
| Online Access: |
Access online |