00255nam a22001217a 4500 621.3PUR Purcell Edward M Electricity and magnetism 2nd ed NY McGraw Hill 1985 468 BK 15205 15205 0 0 0 0 REF REF REF 2016-01-20 170.00 0 621.3PUR (Shelf - 32E) 14135 2016-01-20 00:00:00 BK