The river and the rocks

the geologic story of Great Falls and the Potomac River Gorge

By United States Geological Survey

0 (0 Ratings)

0 Want to read0 Currently reading0 Have read

Publish Date

1970

Publisher

For sale by the Supt. of Docs., U.S. Govt. Print. Off.

Language

eng

Pages

Description:

subjects: Guidebooks, Natural history, Geology

Places: Great Falls of the Potomac (Md. and Va.), Great Falls of the Potomac River (Md. and Va.)