f Salem, N. Y., and will be thoroughly ventilated, is illustrated herewith, detachable guard casing, which has openings in its and has been patented by Mr. Isaac J. W. Adams, of is illustrated herewith, Fig. 1 showing one of the halves sides near the top for the passage of air. The vertical of the… … Professor Wells, who names it " sperry lite," after its ADAMS' BARREL. discoverer, and the crystals have also been meas- DAEROWS PIPE COUPLING. ured and very completely examined by Prof. Penfield. Laurel, Del. The body of the barrel is formed of two The sand is generally found to contain fragments…
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