beratory Furnacc. Figure 2. jlumns of mercury; 1 and 2 represent the Figure 1 is an outside longitudinal view of | steam from the boiler which presses directly the furnace, with the plates of the hot-air pas- t | upon the column of mercury, shown at 3, ) 6 € 1) sages removed, and fig. 2 is a… … Further information may be obtained hy molten metal flows away down the inclined The annexed engravings represent a mer- A is the boiler, and B is an iron pipe, which letters addressed to the inventor. may be of a length and size required, accord- ——= —-——_——- The President has approved of Captain…
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