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Scientific American, Vol. 52, No. 14 (April 1885) (1885)

leaf 5

An illustration from Scientific American, Vol. 52, No. 14 (April 1885), 1885, leaf 5
Brass Works, Cincinnati, O. through the direction given the freezing mixture, the was performed upon a shaft of 18 feet depth, only, sunk maximum of its action is exerted at the base of the —■ ^ ( ■ ) > COVER FOB COOKING UTENSILS. through wet quicksand. So Mr. Haton de la Goupil- pipes. There… … stitutes a combination of the compressed air and freez- GOOBALE'S COVEB FOB COOKING UTENSILS. around the circumference of the shaft was ten feet ing methods. After sinking the working chamber by thvck. At the Emilia mine likewise a 9 foot shaft ordinary methods twelve or fifteen feet beneath the or…

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