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Scientific American, Vol. 40, No. 2 (1879) (1879)

leaf 7

An illustration from Scientific American, Vol. 40, No. 2 (1879), 1879, leaf 7
, cool for a considerable length of time. be worked by machinery, as there are no jambs that the rab- | 1878, in which the driver was made in two pivoted sections, bles cannot reach in their courses from right to left and back The invention consists of a vessel of galvanized or enam- iand their… … 2 pounds of ice and a small handful of salt, cars, the coupling link being held in the exact bringing the temperature of the beer to 66° in position for entering the connecting draw thirty minutes, and five hours after it stood at head, and adapted to couple with draw heads 65°, the external…

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