TY - BOOK AU - Harnwell,Gaylord P. TI - Principles of electricity and electromagnetism / : Gaylord P. Harnwell U1 - 537 PAG A 22nd ed. PY - 1966///. CY - New York : PB - McGraw-Hill Book Company, KW - Electricity KW - Electromagnetism N1 - Includes index. ER -