| Author: | Wallace, Joseph J. |
|---|---|
| Additional Authors: | Dowd, James J., Abernethy, R. F., Williams, Lloyd |
| Year: | 1953 |
| Document Type: | N/A |
| Series: | United States Bureau of Mines Reports |
| Report Number: | R. I. 4970 |
| Subjects: | Coal -- Maryland -- Allegheny County. |
| Coal properties -- Maryland -- Allegany County. | |
| Link: | http://digital.library.unt.edu/ark:/67531/metadc38598/ |