Verbatim report of the ... Annual Meeting of the American Street-Railway Association (1884)
American Street Railway Association. Meeting · Brooklyn, N.Y. : Office of the Association · leaf 227
American Street Railway Association. 221 ing conductors, are mounted in a suitable manner in heaters and the heat generated is simply due to the passage of the current. Diagram, RELATIVE CONDUCTIVITY OF COPPER CONNECTING WIRES AND RESISTING CONDUCTORS THE C. C. H. CO., ELECTRIC HEATERS … CIR. CIR. MILS MILS. FIG. 1. Fig. 1, illustrates the conductivity of the coil in relative size as repre- sented at one point as compared with the connecting wires represented at another, as marked. This is not, relatively speaking, the size of the conductors, as the smaller one, or the resisting…
Electric railroads · Street-railroads
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten10unit-565-381.webp)
