TY - RPRT TI - Mineral resources of the Mecca Hills Wilderness Study Area, Riverside County, California AU - Douglas M. Morton AU - J.E. Kilburn AU - Andrew Griscom AU - H. W. Campbell PY - 1988 DO - 10.3133/b1710c UR - https://pubs.usgs.gov/publication/b1710C ID - b1710C ER -