A text-book on chemistry. For the use of schools and colleges (1866)
Draper, Henry, 1837-1882 · New York, Harper & brothers · leaf 166
153 … platinum, S, Fig. 122, on each side ofwhich are placed parallel plates ofamalgamated zinc, Z Z. These platesare held tightly against a piece of wood,W, by means of a clamp, 5, to which,and also to the silver plate,, bindingscrews, for the purpose of fasteningpolar wires, are affixed. The whole…
Chemistry · Physics
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