000 00293nam a22000977a 4500
005 20250901165244.0
008 210301b ||||| |||| 00| 0 eng d
050 _aQC827 .S77
245 _aHistory of the earth's magnetic field
_cSTRANGWAY, DAVID W.
942 _2lcc
_hQC827 .S77 1970
999 _c1096
_d1096