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Scientific American, Vol. 56, No. 4 (1887) (1887)
leaf 4
prings its length, and has at one end a right angled arm, upon the gangs may be regulated as required. Upon a quantity of air will be confined and compressed in its formed with a chamberjfor receiving an elastic buffer. the rear end of the tongue are secured hooks, on which rear, in'the chamber, F.… … back edge of the platform, then up the back edge, and is accompanied with a facsimile of itself in silver. © 1887 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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