New York [etc.] Simmons-Boardman Pub. Co. [etc.] · leaf 269
a 4-wheeltruck, for fast express engines running at as high a rate ofspeed as 65 miles an hour; 3. What has been your experience as to flange wear onpony truck wheels of mogul engines, as compared with thetruck wheels of 10-wheel engines; 4. Can you give the comparative mileage made to the 1-61in.… … How do you figure its length, and could you furnish dl-aiings for mogul truck for use at coming convention ? 6. What proportion of weight do you think should be cdi-ivers and pony truck? 7. \Vhat is the limit of weight, in your opinion, one driv(should take? IMPROVED POWER TOliSIONAX, TESTING…
Railroads · Railroad cars
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