TY  - RPRT
TI  - Principal facts for gravity stations in the Geysers-Clear Lake region, California
AU  - William F. Isherwood
AU  - Rodger H. Chapman
PY  - 1975
DO  - 10.3133/ofr75107
UR  - https://pubs.usgs.gov/publication/ofr75107
ID  - ofr75107
ER  -