TY - RPRT TI - Preliminary geologic map of the Los Angeles 30' x 60' quadrangle, Southern California AU - Robert F. complied by Yerkes AU - Russell H. Campbell AU - Rachel M. Alvarez AU - Kelly R. Bovard PY - 2005 DO - 10.3133/ofr20051019 UR - https://pubs.usgs.gov/publication/ofr20051019 ID - ofr20051019 ER -