prepared by participants in National earthquake hazards reduction program ; compiled by Barbara B. Charonnat, Thelma R. Rodriguez, Wanda H. Seiders ; United States Department of the Interior, Geological Survey
prepared by participants in National Earthquake Hazards Reduction Program ; compiled by Muriel L. Jacobson, Thelma R. Rodriguez, Wanda H. Seiders ; United States Department of the Interior, Geological Survey