00274nam a22000977a 450000500170000000800410001702000150005804000080007324500500008126000450013120200904105530.0200904b           ||||| |||| 00| 0 eng d  a0216908353  cCML  aMagnetism: Introduction Science.cJackson, S.  aGreat BritainbBlackie and Son Ltdc1980