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Scientific American, Vol. 40, No. 22 (1879) (1879)
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rib of the carriage, shown in Fig. 9, and a trans- To make a cutter of this kind is more difficult than to is much motion to the water. Whether it would work as well in still water, where ventilation is most needed, as in make a saw, and to do it readily a milling machine would verse groove running… … ROTARY CUTTERS. © 1879 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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