No. J J. H In. Below Tread. No. J4. i^ MICROPHOTOGRAPHS OF SCHOEN STEEL WHEEL. In, Below Tread.88 DIAMETERS. … No. 37. At Outer Edge of Tread, No. 38. 14 In. Below Outer Edge of Tread. MICROPHOTOGRAPHS OF SCHOEX STEEL WHEEL. 88 DLAMETERS 53 T HE SHELLED-OUT WHEEL.A POSSIBLE EXPLANATION OFTHE CAUSES OF WHEEL ANDTIRE FAILURES. The service that can be expected from any wheeldepends on the soundness and…
Railroad cars
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