TY  - RPRT
TI  - Preliminary geologic map and sections of the Bullfrog quadrangle, Nevada-California
AU  - H. R. Cornwall
AU  - F. J. Kleinhampl
PY  - 1961
DO  - 10.3133/mf177
UR  - https://pubs.usgs.gov/publication/mf177
ID  - mf177
ER  -