Locations of recent mapping in the North-central area of the state.
| Geologist | Organization | Location |
| Clifford Dodge | Pa. Geological Survey | Brandy Camp quadrangle: M99 – Bedrock geologic map, coal-resource maps, and digital datasets of the Brandy Camp quadrangle, Elk, Jefferson, and Clearfield Counties, Pennsylvania, C. H. Dodge. 2004. |
For more information, contact the Survey at 717–702–2017
