s on its under sur- Joseph J. Kwis, of Findlay, Ohio. The pump has handle by means of which the locking pin may be made face and smaller air-discharging apertures in its upper the "usual steam cylinder, with the end inlet ports and to engage any one of the apertures in the rack, accord- surface,… … also is an auxiliary piston valve adapted to be directly ficient saline solution to half eovereach. He observed sents the practical construction followed in the applica- actuated from the piston in the steam cylinder, the that, after.two or three days, the clear solution bv'gan tion of the…
Microbes · Chemical · Scientific American · Munn · Hot air · Foul air · Perspective views · Bowling alley · Electric motor · Piston valve · Chemical action · Eyes open · Dozen perfection
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