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Scientific American, Vol. 69, No. 27 (1893) (1893)

leaf 6

An illustration from Scientific American, Vol. 69, No. 27 (1893), 1893, leaf 6
aukee, 402,774 tons anthracite and cording to the thickness of glass to be produced. The 262,089 tons bituminous ; Scranton. 422,160 tons anthra- roller begins to turn, and the end pinions operating on cite and 9,985 tons bituminous; Allegheny City, 1,591 tons anthracite and 100,674tons bituminous;… … and 178,314 tons bituminous ; Louis- clamping together of the _ beds. Throughout the most ingenious ville, 1,981 tons anthracite and 380,326 tons bituminous; Kansas details of construction obtain, for City, 59,353 tons anthracite and 306,607 tons bitu- whose description we have not space here. This…

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