. Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries. 748. EASILY MADE STEAM WHISTLE. A, a brass casting into which the bell stem may be screwed. B, a tube of the same diameter as the bell, soldered tothe casting. A, leaving an annular opening ^jxoo of an inch. C, the bell which may be cast or made of the sametubing as a

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. Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries. 748. EASILY MADE STEAM WHISTLE. A, a brass casting into which the bell stem may be screwed. B, a tube of the same diameter as the bell, soldered tothe casting. A, leaving an annular opening ^jxoo of an inch. C, the bell which may be cast or made of the sametubing as at B, with a headpiece, D, soldered in. MILL AND FACTORY APPLIANCES AND TOOLS, ETC. 289 749. GASOLINE - HEATED SOLDERING COPPER. Thecentral chamber is half filled with gasoline ; the asbestos wick drawsthe gasoline toward the needle valve, where the surrounding hot metalvaporizes and discharges the vapor through the small nozzle to be burned

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Keywords: ., bookauthorhiscoxgardnerdexter18, bookcentury1900, bookdecade1910