nerated by the combustibles used is utilized in the generation of steam, is this form have been already made to England, with great constantly stimulating invention in this important branch of success, engineering. One device follows closely upon the heels of In the engraving, A represents one of… … pleted the cakes are placed on sult. IMPROVED STEAM BOILER. The dimensions of this boiler shelves, for the evaporation of were: length, 15 ft.; diameter, 3 ft; heating surface, count- ing two thirds of inner shell, 68,995 square inches; grate sur- Broadway, New York city. P. O. box 2865. tated by…
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