000 00301nam a22001097a 4500
082 _a538.2 PER'H
100 _aHADFIELD, D
_980039
245 _aPERMANENT MAGNETS AND MAGNETISM THEORY, MATERIALS, DESIGN, MANUFACTURE AND APPLICATIONS
260 _aLONDON
_bILIFFE
_c1962
300 _a556P
942 _cBK
999 _c585016
_d585016