000			003570000a22001330004500
008			160406b1955 xxu||||| |||| 00| 0 eng d
041			_aeng
080			_a621.313 _bS5
942			_cBK
100			_aSiskind, Charles S.
245			_aElectricity : direct and alternating current
260			_aNew York _bMcGraw-Hill _c1955
300			_axii, 538p. : ill., photos.
999			_c7029 _d7029