Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
Pittsburgh coal basin  | |
|---|---|
| BT | United States |
| .Pennsylvania | |
| ..Pittsburgh coal basin | |
| RT | coal fields |
| SN | Bituminous coal and steel producing region in the Pittsburgh area. |
| Data sets | Publications | Expeditions | Thesaurus |
| Pittsburgh coal basin | |
|---|---|
| BT | United States |
| .Pennsylvania | |
| ..Pittsburgh coal basin | |
| RT | coal fields |
| SN | Bituminous coal and steel producing region in the Pittsburgh area. |