000 00310pam a2200133a 44500
008 160408b1954 xxu||||| |||| 00| 0 eng d
082 _a551.2
_bB87S
100 _aBullen,K. E.
245 1 _aSEISMOLOGY
260 _a
_bMethuen, London
_c1954
650 _aSeismology
964 _gCIRC
997 _aA147845 C
999 _c358429
_d358429