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Scientific American, Vol. 30, No. 2 (January 1874) (1874)

leaf 3

An illustration from Scientific American, Vol. 30, No. 2 (January 1874), 1874, leaf 3
d the other to the cor- ry penknife handle, and readily set firmly in place as de- jection, B, of the stopper. responding hind leg. The gear may be so applied that the sired for use. It will be observed that knee joint will be raised to a level with the shoulder joint, The handle has a cover,… … Professor W. P. Blake, in a recent report upon the iron spring catch. A, in the position in Fig. 2. In both cover and and steel department at the Vienna show, published in the horizontal position. By shortening or lengthening the ad- box, just outside the pivot, is formed a jaw, so that, when…

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