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Scientific American, Vol. 40, No. 9 (1879) (1879)

leaf 7

An illustration from Scientific American, Vol. 40, No. 9 (1879), 1879, leaf 7
d which fit loosely and extend downward sufficiently provement in bellows for accordions and other instruments gree of finish by means of a series of weights or hammers to dip in the water and thus hermetically seal the cans. of the same character. The improvement consists in beating rapidly and… … In Paris a machine with 14 hammers did the work of 7 of | John Kelso and Wm. H. Ludewigs, of Lowdon, Ia. The principal feature of the invention is a jointed rod, which is the old machines in the same length of time, furnishing WELDON’S CREAM-RAISING APPARATUS. turned, bent, pushed, or pulled to…

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