TY - BOOK T1 - Seismic reflection and refraction investigations in Potrero Canyon, Los Angeles County, California / DA - 1997. CY - [Menlo Park, CA] : AU - Jaasma, M. N. VL - 97-283 CN - I 19.76: PB - U.S. Geological Survey, PP - [Menlo Park, CA] : PY - 1997. N1 - Cover title. N1 - Imprint from transmittal sheet. ID - 216138 KW - Seismic profiling KW - Seismic reflection method. KW - Seismic refraction method. KW - Geology KW - Deep continental structure KW - Northridge Earthquake, Northridge, Los Angeles, Calif., 1994. TI - Seismic reflection and refraction investigations in Potrero Canyon, Los Angeles County, California / ER -