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Scientific American, Vol. 74, No. 21 (1896) (1896)

leaf 5

An illustration from Scientific American, Vol. 74, No. 21 (1896), 1896, leaf 5
scopic valve, designed to take less grab was made, and those foolish mice were sud- May 2 number, excites everywhere intense interest. upthe wear. A small model of the valve isshown and denly executed prisoners. The central span, 3,254 feet, may, perhaps, be im- explained by the attendant. Such a… … by the recent sale, by the Diamond Match Company, being two welds in every link, a welded band saw, and of Chicago, Illinois, of patent match making machin- a plate iron lap riveted joint, in which the rivets are ery and rights to European governments. That com- practically welded into place. There…

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