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Scientific American, Vol. 77, No. 24 (1897) (1897)

leaf 3

An illustration from Scientific American, Vol. 77, No. 24 (1897), 1897, leaf 3
of the fork isa rod or not touch each other. Then, through an iron pipe, a shaft on whose lower end is a fixed two-fingered dog molten mass of voleanic asphalt and coal tar pitch, adapted to engage and disengage with and from the mixed, I believe, in equal parts, is let into the tank lug. When the… … into ascrew conveyor and being carried past both mills SIMPSON’S PUMP FOR PNEUMATIC TIRES. On this ‘t burning” question, since the general intro- and emptied into the back mill, where it is ground the duction of incandescent gas light, Engineer Von Mor- second time and discharged onto the floor or…

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