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Scientific American, Vol. 61, No. 22 (1889) (1889)
leaf 3
er part, soon have an opportunity of seeing it again at our fete SUPPLEMENT, Nos. 722 and 723, the award of a grand closed by a sliding cover, shown in Fig. 1, and in this day shows. prize to the above company was in some way omitted. chamber metal plates or bars lie parallel, as in Fig. 2, The… … image reproduced indefinitely sary. © 1889 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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