Coal resources of the Denver and Cheyenne Basins, Colorado
By: by Robert M. Kirkham and L. R. Ladwig.
Contributors: Ladwig, L. R., joint author.; Colorado Geological Survey.
Series: Resource series - Colorado Geological Survey ; 5; Resource series (Colorado Geological Survey) ;; 5.
Publisher: Colorado Geological Survey, Dept. of Natural Resources, State of Colorado
Published: 1979
Place of publication: Denver, Colo
Language: eng
Number of pages: 70
Subjects: Coal -- Colorado.
Notes: Bibliography: p. 64-70.
"A cooperative investigation conducted by the Colorado Geological Survey ..."