Srientific American. [FEBRUARY 2, 1878. 7O … bottom of the ladle, so that, as the latter is tilted, the purer THE BAXTER PORTABLE ENGINE. and close-grained metal at the bottom passes up the conduit | part. The tubes through which the heat passes are of the best Fig.l lap welded boiler tubing, and act as braces to the lower and upper heads, as…
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