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Scientific American, Vol. 60, No. 20 (1889) (1889)
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ter used in boilers are generally found at the points where there is least com- motion, it is the design of this invention that such place shall be in the ends of the horizontal reservoir, from which the deposits may be readily removed by blow-off cocks on the man hole. The inventors claim that, in… … earried out the idea in practice, but there is little sale by English firms. © 1889 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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