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Scientific American, Vol. 32, No. 24 (1875) (1875)
leaf 3
t proportions, and that the solution usually takes place more readily when the water is warm. After cooling, crys- tallization of the fluid takes place, but this may be prevented by leaving the solution in absolute quiet and protecting it NC aii —_- terfly, of small ovoidcorpuscles, invisible… … small apertures, through which, when the bulb, G, is com- pressed, a number of radial jets of air are directed upon As soon as the reaction in the the burner, blowing the flame away from the wick and quick- ly causing its extinction. The lamps are provided with aper- © 1875 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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