TY - RPRT TI - Mineral resource potential map of the Arroyo Seco Roadless Area, Los Angeles County, California AU - R. E. Powell AU - B. F. Cox AU - J. C. Matti AU - P. N. Gabby PY - 1983 DO - 10.3133/mf1607a UR - https://pubs.usgs.gov/publication/mf1607A ID - mf1607A ER -