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Scientific American, Vol. 41, No. 10 (1879) (1879)

leaf 4

An illustration from Scientific American, Vol. 41, No. 10 (1879), 1879, leaf 4
instead of directly upon it, as in the case of the BUTLER’S RHEOSTAT. piles. In the center of a pluga hole is bored and tapped, which rests upon the plumbago and moves over its surface the driving has been completed. The male thread on the ex- without abrading it. This rheostat seems especially… … instantaneous remedy, most efficient and applicable in a of the soil. Another advantage the system possesses is that large number of cases, is a heaping teaspoonful of common piles can be driven in deep water with great facility, and they salt, and as much ground mustard, stirred rapidly in a tea-…

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