Niaudet, Alfred, 1835-1883. [from old catalog], Fishback, L. M., [from old catalog] tr · New York, J. Wiley & sons · leaf 137
IES. Several physicists became possessed, at the same time,of the idea of suppressing.the porous jar, and of separat-ing the liquids by their difference in density. Notableamong these physicists were Callaud, Meidinger, andYarley. The last mentioned took out a patent beforeany of his competitors,… … cylinder of zinc 2 in. high. It is held by three hooksriveted in the zinc and resting on the rim of the jar.The copper electrode is formed of a thin strip of copper GRAVITY BATTERIES. 119 rolled in the shape of a cylinder 1J in. high and 1J in.in diameter, and is placed at the bottom of the jar.…
Electric batteries
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
![An illustration from The Telegrapher [microform] (1864)](https://img.insideoutlibrary.com/img/200/ia-telegrapher04nati-268-117.webp)
