al mileage which can be obtained from these wheels is 20 x 10,800=216,000 miles as against 30,000 miles for cast iron wheels, or a little more than seven times the life. If the first cost of a cast iron wheel is taken at ^10 and its scrap value at ;^5, then the cost of cast iron wheels to give a… … AXLE AND WHEEL DESIGN SUBMITTED BY THE SCHOEN STEEL WHEEL CO. AS REQUESTED BY THE CENTRAL ELECTRIC RAILWAY COMMITTEE ON STANDARDIZATION FROM THEIR REPORT DATED MAY 23, 1907.
Railroad cars
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
