TY  - RPRT
TI  - Preliminary geologic map of the Clear Lake NW Quadrangle, Skagit County, Washington
AU  - John T. Whetten
AU  - David P. Dethier
AU  - Paul R. Carroll
PY  - 1980
DO  - 10.3133/ofr80247
UR  - https://pubs.usgs.gov/publication/ofr80247
ID  - ofr80247
ER  -