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Scientific American, Vol. 37, No. 22 (1877) (1877)
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ne- a decrease of temperature of 185° Fah., and if a teaspoonful| understood from Fig. 2, which represents the disposition of |ry now in operation in this city. Here the freezing of the liquid be placed in a wine glass of boiling water, the | a small apparatus, such as is illustrated in Fig. 3, At… … THE PICTET ICE MACHINE —Fig. 1. © 1877 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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