The Electric Journal, November 1930, Volume 27, No. 11 by Riker, Chas R., (editor)

The Electric Journal, 1930. Large soft cover/journal, cloth at top & bottom of spine is missing, pencil writing on cover, bumped corners, many b&w photos & ads, pp. 622-684 plus 38 pages of ads, good condition. Contents include a proving ground for circuit-breakers, synchronous motors for the steel mill, new Duquesne Light Company stations. ISBN: NOISBN.