. American engineer . Parallel lo Ihe Base Line ^. Fig. 1—Set A; Mated New Cast IronWheels, Ground. -Set B; Non-mated New CastIron Wheels. Fig. 3—Set C: Mated New DavSteel Wheels. same axle as wheel 4, thus forming 3 and 4 of Set E. In likemanner wheel 3 of Set D was placed on the same axle withwheel 1, thus forming pair 1 and 2 of Set E. The above men-tioned change made the wheels on one side of the truck 5-8in. larger than on the opposite side. Set F. The wheels in this set were cast iron and will bereferred to as mated old. Although they were not exactly wheels 1 and 2 were mated. Their con

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. American engineer . Parallel lo Ihe Base Line ^. Fig. 1—Set A; Mated New Cast IronWheels, Ground. -Set B; Non-mated New CastIron Wheels. Fig. 3—Set C: Mated New DavSteel Wheels. same axle as wheel 4, thus forming 3 and 4 of Set E. In likemanner wheel 3 of Set D was placed on the same axle withwheel 1, thus forming pair 1 and 2 of Set E. The above men-tioned change made the wheels on one side of the truck 5-8in. larger than on the opposite side. Set F. The wheels in this set were cast iron and will bereferred to as mated old. Although they were not exactly wheels 1 and 2 were mated. Their contours are shown inFig. 8. Set I. The wheels in this set were Davis cast steel wheels-and will be referred to as special mated Davis. These wheelswere made with a height of flange of -M in., and with noconing on the treads, as is evident from Fig. 9. Set J. The wheels in this set are the same as those used Se/a 3el£. Seir. Parallel to Ihe Base Line

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Keywords: ., bookcentury1900, bookdecade1910, booksubjectrailroa, bookyear1912