TY - RPRT TI - Mineral resource potential map of the Rubicon Roadless Area, Placer and El Dorado counties, California AU - D. S. Harwood AU - E. E. Cather AU - Douglas F. Scott PY - 1983 DO - 10.3133/mf1501b UR - https://pubs.usgs.gov/publication/mf1501B ID - mf1501B ER -