nd stronger on the inside; the | battery for the purpose of generation. A thick plate intervening skins or plates also vary in thickness. of zine should be procured; roofing zine will do, or if The lengths of the tube section are comparatively this is not tobe procured, rods of zine, not too thin,… … _ battery with this solution, to at the summit would be placed an enormous electric have the liquid rise consider- lamp, studied by Messrs. Bourdais and Sebillot, that ably above the line of paraf- would cast a flood of light over the entire city. This fine on the walls of the cell. To render the…
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