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Scientific American, Vol. 42, No. 18 (1880) (1880)

leaf 5

An illustration from Scientific American, Vol. 42, No. 18 (1880), 1880, leaf 5
em. blanks. The gauge plate has a series of wedge-shaped pro- An improved vise for holding circular saws while filing The arrangement of cells shown in Fig. 1: is: designed for jections on its upper surface,which correspond to a series of and upsetting their teeth has been patented by Mr. James L.… … the weighted follower, it jis done by the aid of a telephone, may be heard turning a small windlass, a, jour- at an office, residence, or other point naled in the block-holder, and pro- remote from the machinery. Messrs. Monroe Frank and Alfred Dickison, of Bowlus- proper reciprocating motion is…

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