Spon, Ernest, Haldane, Robert, Lock, Charles G. Warnford (Charles George Warnford), 1853-1909 · London ; New York : E. & F.N. Spon · leaf 134
Electrics — Eesistanco Coils. 116 a set of resistance coils, simple yet re- the ends of the German silver wire, liable, are easily within the reach of any solder 2 stout copper wires, leading to one possessing the few requisite tools. 2 binding-screws g h; at i, between The coils themselves consist… … other a stout piece. Place the clip with and rather over ^ in. thick ; joining them are c d, also of oak, ^ in. deep, and Fig. 69. rather thinner than a b, so that they do not come up flush with c f. The tops of a 6 are grooved, as shown at e f ; and at intervals (varying with the size of Avire…
Workshop recipes · Technology · Industrial arts
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
