000 00309pam a2200133a 44500
008 160408b xxu||||| |||| 00| 0 eng d
082 _a551
_bJ376E5
100 _aJeffreys,Sir Harold
245 1 _aEARTH
260 _a
_bUniversity Press, Cambridge
_c
300 _a525
964 _gCIRC
997 _aA14452 C
999 _c273371
_d273371