TY - RPRT TI - Geologic map of the Squaw Pass quadrangle, Clear Creek, Jefferson, and Gilpin Counties, Colorado AU - Douglas M. Sheridan AU - Sherman P. Marsh PY - 1976 DO - 10.3133/gq1337 UR - https://pubs.usgs.gov/publication/gq1337 ID - gq1337 ER -