Electricians' operating and testing manual; (1910)
Horstmann, Henry C. [from old catalog], Tousley, Victor Hugo, 1875- [from old catalog] joint author · Chicago, F. H. Drake & co · leaf 181
K^£-£^ M i … Figure 124 A method of arranging a storage battery so that itcan be charged without the use of a booster is shownin Figure 124. This battery is arranged so it can becharged in parallel, and for this purpose is dividedinto two parts. When arranged for charge the twoswitches in the upper center are…
Electrical engineering · Electric testing
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer03inte-709-412.webp)
