and fed through peculiarly ar- facilitate the leveling and squaring of walls and other ranged flues, causing a more complete com- parts of buildings, and insure greater accuracy in bustion and consumption of the gaseous such work. It has a hollow conical stand, from the products and the diminution… … the sides of this combustion chamber, as LAWTON'S STEAM BOILER FURNACE. indicated by the arrows, as well as with a transverse flue in an arch at the rear of the chamber, from which likewise heated air is sup- vated railroad connections will carry passengers to plied to mingle with the products of…
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