tive, construction, is composed of two tance below and at one side of this opening, so that immu- heavy standards of cast iron, joined above by a crosspiece nity from the escape of sparks is secured. The tripod, on The British Pharmaceutical Conference, for the encourage- and bolted below to a… … moles* M. Flourens and other naturalists have experi- A FRENCH IMPROVEMENT IN GANG SAWS. mented with moles to ascertain their habits. It has been ) 1874 SCIENTIFIC AMERICAN, INC.
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