Hill, John A. (John Alexander), 1858-1916, Sinclair, Angus, 1841-1919 · New York : American Machinist Pub. Co · leaf 88
cape for whatever small leak-age may have passed around the valve P, and through the hples for the cricket D D.The distinguishing feature of this regula-tor is that the pressure chamber is entirelyseparate from all working parts, so thatdust, or any foreign matter from the airtanks, will not… … without the aid of pilots will be dismissed—an order which, it is said, will take offabout 60 percent, of the engineers.—Chi-cago InUr-Ocean, May 19. Last week we were informed on everyside that the y had a full hand of the■best engineers to be had in the land,and now, after two months, those…
Railroads · Locomotives
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