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Scientific American, Vol. 85, No. 25 (1901) (1901)

leaf 4

An illustration from Scientific American, Vol. 85, No. 25 (1901), 1901, leaf 4
e. The furnace was relined, the machinery Swung upward to press the valve firmly to its seat. the condensing-chamber could be raised above the for crushing and hoisting ore was overhauled, and The vacuum can be easily broken whenever it may be pump, the space below the condensing-chamber would the… … Ore-Bunkers on the Wharf. TRON MAKING ON THE PACIFIC COAST,

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