FIRST DIRECT-CONNECTED ELECTRIC GENERATOR UNIT OF LARGE CAPACITY EVER CONSTRUCTED UP TO THE TIME IT WAS MADE BY THOMAS A. EDISON IN JUNE, 1881. CAPACITY, 1200 INCANDESCENT LAMPS OF 16 CANDLE-POWER EACH
A-B-C
OF
ELECTRICITY
BY
WILLIAM H. MEADOWCROFT
HARPER & BROTHERS PUBLISHERS
NEW YORK & LONDON
A-B-C of Electricity