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Scientific American, Vol. 29, No. 23 (1873) (1873)

leaf 7

An illustration from Scientific American, Vol. 29, No. 23 (1873), 1873, leaf 7
will prevent the cylindrical form, and rotated at a speed of some 3,000 revo- water from souring. If the little leaves turn yellow, add one lutions per minute. The principal points of advantage drop of ammonia into the utensil which holdsthe water, and claimed are the simplicity and fewness of… … by another pair of screws at F, which regulate into the vessel to the hight already stated. the outward swing of the table or its move- The wick absorbing the oil is then lighted and ment ina direction away from the cutters. On the inner edge This is hastened by New York city. of the table and…

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