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Scientific American, Vol. 71, No. 21 (1894) (1894)
leaf 8
lly or because the fires are allowed ammonia which has been distilled off. To obtain the to burn down before stopping the works. If, as in aluminain a granulated state itis spread out upon many machines when the admission of steam extends stages in a tower traversed from bottom to top by the over… … © 1894 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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