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Scientific American, Vol. 59, No. 4 (1888) (1888)

leaf 8

An illustration from Scientific American, Vol. 59, No. 4 (1888), 1888, leaf 8
requires a BY GEO. M. HOPKINS. The experiments in the diffusion of gases described little time to produce a visible effect. in the last article may be tried on a large scale by em- One of these was brought from Ceylon ploying a porous Turkish water cooler instead of the as shown in Fig. 3. porous… … bonic acid is indicated by the milky appearance of ! a uniform dark brown and almost black, some- times marked at the sides with transverse white the lime water, which is due to the formation of THE COBRA DE CAPELLO, carbonate of lime. strie. In astate of distension, the neck exhibits There is…

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