. Steel rails; their history, properties, strength and manufacture, with notes on the principles of rolling stock and track design . .°; i^o ■° Fig. 9. — Rail Pressures. 462 (Pacific) Type Engines: Cylinders 22 X 28, Wheels 79, Working Pressure 200 lbs. (Am. Locomotive Co.) 42 STEEL RAILS 70000 60000 60000 70000 60000 50000 BIGHT SIDE90 log 270 300 ^/^ X Ny- / \„ /^ \. ■ F L iJ>-5__ STARTING ,^ N, ^ ~N:mix / \ / \ F, ~ ~-— —. 60 Ml. PER HOURRIOHT SIDE 10 Ml. PER HOUR 70000 60000 sooooi = 70000 -^ ^° /^ \ \ ^^-— — J&e^ - 20 Ml. PER HOUR

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Keywords: ., bookcentury1900, bookdecade1910, bookidsteelrailsth, bookyear1913