TY  - RPRT
TI  - Geologic map of the Timberville quadrangle, Virginia
AU  - Matthew J. Heller
AU  - Randall C. Orndorff
AU  - David A. Hubbard
AU  - Eugene K. Rader
PY  - 2018
UR  - https://pubs.usgs.gov/publication/70197638
ID  - 70197638
ER  -