TY  - RPRT
TI  - A hiker's guide to the geology of Old Rag Mountain, Shenandoah National Park, Virginia
AU  - Paul C. Hackley
PY  - 2000
DO  - 10.3133/ofr00263
UR  - https://pubs.usgs.gov/publication/ofr00263
ID  - ofr00263
ER  -