Small, Sidney Aylmer, 1876- [from old catalog] · Chicago, F. J. Drake & co · leaf 330
Wheatstone bridge. The ap-paratus is one of the most used in electrical work. Toascertain when no current passes through g, a sensitivegalvanoscope may be used. It need not be a galvanom-eter—that is to say, it need not be a measurer of cur-rent; it is enough if it shows the presence of a… … Fig. 155. Simple Wheatstone Bridge.
Electricity
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
