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Scientific American, Vol. 39, No. 7 (1878) (1878)

leaf 5

An illustration from Scientific American, Vol. 39, No. 7 (1878), 1878, leaf 5
ts minimum. an improved Blind Hinge, which will be locked automatic- This cup is adapted to ordinary shafting, andis very effect- ally when the blind is closed or fully open, and will retain ive, and can be set and will work at any angle. the blind, also, in other positions, and will prevent the… … dispensed with, as the hinge limits rearward movement of as on the manual key-boards, only made of wood instead of The instrument shown in the engraving should, when the ivory, and larger, as they must be played with the feet. This the braces. axis of the frame, C, is adjusted equatorially,…

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