Handbook for the use of electricians in the operation and care of electrical machinery and apparatus of the U. S. seacoast defenses .. (1904)
United States. War Dept · Washington, Govt. print. off. · leaf 103
ii#ii>-^Hiii#ii#ii>^ S1133 aN3 A.a3J_l*B … 76 HANDBOOK FOR ELECTRICIANS. Fig. 9oa gives the S. B. connections when a booster and end cells are employedin large installations. It is the most economical disposition shown. (F) PRECAUTIONS. 1. Sulphating, buckling, and disintegrating of plates (positives are more sus-ceptible than negatives)…
Electric machinery · Searchlights · Coast defenses
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
