TY  - RPRT
TI  - Preliminary bedrock map of the Chiwaukum 4 SE Quadrangle, Chiwaukum Graben, Washington
AU  - John T. Whetten
PY  - 1980
DO  - 10.3133/ofr80723
UR  - https://pubs.usgs.gov/publication/ofr80723
ID  - ofr80723
ER  -