es by cooling them with the moisture carried after fully developing, the zinc plate be washed first with conveniently and rapidly, has been patented by Mr. John R. up by the steam. spirit and then with water, and now allowed to become per- Knuth, of New York city. To accomplish the first result a… … work. The boiler is especially adapted to lize such horse cars without material changes. _ Steam fire engines and other forms of portable The invention consists in a boiler made in engines where both compactness and great two portions,separated by a mediate chamber, power are required. These…
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