000 00453pam a2200157a 44500
008 160408b1989 xxu||||| |||| 00| 0 eng d
082 _a624.1762
_bN213
100 _a
245 1 _aNATIONAL SEISMIC SYSTEM SCIENCE PLAN
260 _a
_bUnited States Govt. Printing Office, Washington
_c1989
300 _aiv,42
500 _aU.S. Geological Survey Circular 1031
650 _aEarthquake Engineering
964 _gNICEE
997 _aA147928 NICEE C
999 _c349928
_d349928