TY - RPRT TI - Earthquakes & Volcanoes, Volume 21, Number 1, 1989: Featuring the U.S. Geological Survey's National Earthquake Information Center in Golden, Colorado, USA AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey AU - Henry Spall AU - Diane C. Schnabel PY - 1989 DO - 10.3133/70039068 UR - https://pubs.usgs.gov/publication/70039068 ID - 70039068 ER -