TY - RPRT TI - Geologic map of the Mount Eddy and Castle Crags Roadless Areas, Shasta, Siskiyou, and Trinity counties, California AU - J.A. Peterson AU - J. E. Quick AU - M.L. Throckmorton AU - M.E. Caress PY - 1983 DO - 10.3133/mf1529c UR - https://pubs.usgs.gov/publication/mf1529C ID - mf1529C ER -