Washington : For sale by the Superintendent of Documents, U.S. Government Printing Office, 1968
Physical Details
v, 60 pages : illustrations, maps. ; 26 cm
OCLC
ocm00452970
Preliminary seismological report, by James N. Jordan, Gerald J. Dunphy, and Samuel T. Harding. Preliminary engineering seismological report, by William K. Cloud and Charles F. Knudson.