WEAR OF SCHOEN STEEL WHEELS ON BROOKLYN RAPID TRANSIT R.R. 134 WEAR OF TREAD- -SCHOEN ROLLED STEEL WHEELS. 1 1 d 1 .1 0 5 2^3 .s a0 . J ^ c« 1 P^ 1? ^ SB o^ 3 M Type of Truck. $ 3 c0 a i s £.50 1 1 1 li I Lbs. In. In. In. In. Freight Truck . 93S8 Flanged 4,394 31 30^8 19,500 None .1923 58,500 9359…
Railroad cars
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