Inside Out Library

Practical electricity, with questions and answers (1901)

Cleveland armature works, [from old catalog] comp, Lincoln, John C. [from old catalog] · [Cleveland, Ohio, Cleveland armature works] · leaf 107

An illustration from Practical electricity, with questions and answers, 1901, leaf 107
Figure 41Certain heat produced in lamp … noVOLT 5 Figure 42Twice as much heat with samevoltage and twice the current.

Electricity · Electric generators

Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.

More pictures from Practical electricity, with questions and answers

More like this