Richard D. Holt

Sort by

1) Bibliography, coal resources in Colorado

Author

Holt, Richard D

Series

Bulletin volume 34-A

Pub. Date

1972.

2) 1972 summary of coal resources in Colorado

Author

Hornbaker, A. L

Series

Special publication volume 3

Pub. Date

1973.

3) 1975 summary of coal resources in Colorado

Author

Hornbaker, A. L

Series

Special publication volume 9

Pub. Date

1976.

4) Bibliography and index of publications related to coal in Colorado, 1972-1977

Author

Fender, Hollis B

Series

Bulletin volume 41

Pub. Date

1978.