| Author: | Griffith, William |
|---|---|
| Year: | 1912 |
| Document Type: | N/A |
| Issuing Agency: | United States. Bureau of Mines. |
| SUDOC: | I 28.3:25 |
| Series: | United States Bureau of Mines Reports |
| Report Number: | Bulletin 25 |
| Subjects: | Coal mines and mining -- Pennsylvania -- Scranton. |
| Anthracite coal mines and mining -- Pennsylvania. | |
| Scranton (Pa.) | |
| Link: | http://digital.library.unt.edu/ark:/67531/metadc12241/ |