Scientific American, Vol. 34, No. 14 (April 1876)
An issue of the weekly American technical magazine Scientific American, published in New York in April 1876 for inventors, engineers, and manufacturers following new patents. Wood engravings show machine parts in labeled figure plates and full apparatus in three-quarter view, with hatched shading and cast shadows: spoked wheels, belt drives, cast-iron frames, and diagram lettering ready for cut-out reuse.
