00365nam a22001337a 4500999001700000082001000017100002400027245004900051260004400100300002800144505003100172650002100203942000700224  c68530d68530  a537.1  aPurcell, Edward M.   aElectricity and MagnetismcEdward M. Purcell  aLahorebNational Books Foundationc1972  a459 Pagesb25x22 cmbHB  aInclude Illustration Index  aBerkeley Physics  cBK