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Scientific American, Vol. 73, No. 1 (1895) (1895)

leaf 3

An illustration from Scientific American, Vol. 73, No. 1 (1895), 1895, leaf 3
ace and make a hermetical and vane .may be of wood, tin, paper, celluloid, etc., seal. The improvement has been patented by Mr. and in bright colors, and the vane presents obvious Henry C. Dilworth, of No. 563 Greenwich Street, New advantages for use for advertising purposes, York City. The main… … lower section joining the side flanges, and the lower leased from engagement with the spring, and the section having an overlapping contact with the ad- clamp may be readily slipped on or off the top of the jacent portions of the upper section, there being du- jar. With this adjustment the spring…

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