TY - RPRT TI - Geology and ground-water appraisal of the Twentynine Palms Marine Corps Training Center, California, with a section on the estimated runoff in Pipes Creek AU - Francis S. Riley AU - George Frank Worts AU - Walter Hofmann PY - 2001 DO - 10.3133/ofr98167 UR - https://pubs.usgs.gov/publication/ofr98167 ID - ofr98167 ER -