New York [etc.] Simmons-Boardman Pub. Co. [etc.] · leaf 114
length of the compression,permits the avoidance of the disadvantage alluded This distribution is not accomplished by the linkmotion; the valve proper is controlled by an eccei.-tric, and has an Invariable stroke which gives a con-stant admission. It has two ports at the ends whichpass through it in…
Railroads · Railroad cars
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