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Scientific American, Vol. 59, No. 6 (1888) (1888)
leaf 4
2 feet diameter and 9 Figs. 1 and 2 representing side and end feet 3 inches face, carrying 438 ropes 1% inches diame- views. The cleaner head has a flat- ter, instead of a belt. One advantage this system pos- faced flange in which are a number of sesses over belts is that several shafts can be… … tical ideas. bail pivotally connected to the upper central portion © 1888 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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