Document details
| Author: |
Moebs, Noel N. |
| Additional Authors: |
Marshall, Thomas E.,
Sames, Gary P.
|
| Year: |
1985 |
| Document Type: |
BMRA |
| Issuing Agency: |
U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: |
I 28.23:9009 |
| Series: |
Report of investigations / United States. Bureau of Mines ; |
| Report Number: |
9009 |
| Subjects: |
Quarries and quarrying--Pennsylvania--Pen Argyl Region |
| Slate--Pennsylvania--Pen Argyl Region |
| Ground control (Mining)--Pennsylvania--Pen Argyl Region |
| Link: |
https://hdl.handle.net/2027/mdp.39015078489187 |
