000 00282pam a2200133a 44500
082 _a551.2
_bB87S
100 _aBullen,K. E.
245 1 _aSEISMOLOGY
260 _aLondon
_bMethuen, London
_c1954
300 _a132
650 _aSeismology
964 _gCIRC
997 _a52596 C
999 _c449025
_d449025