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Scientific American, Vol. 13, No. 51 (August 1858) (1858)

leaf 3

An illustration from Scientific American, Vol. 13, No. 51 (August 1858), 1858, leaf 3
attached to the ranged to cut any distance from the ground, after the outer extremeties have been per- making them perfectly tight, and subse- upper end of shafts, I, upon which the saws, as circumstance,! may require. manently fixed, the pouring or cooling of the quently keeping them so, and… … most economical for reducing iron ore, yet J J, are hung, supported by the iron brace,(not seen in engra vi ng), placed under the we find that there is an actual loss equal N, fastened firmly to the under side of frame- platform. P P are rods for guiding the cut to 80 per cent of the effectual…

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