Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 791
epush a heavy coal train weighing 4230 tons up amountain grade that rises 1250 feet in 11^ miles.The engine on the head end hauls the train over therest of the division. Some slight idea of the powernecessary in pushing this train is gained from thefacts that the trip takes a little over one hour,… … traioin^s fy |Jr F. B. MASTERS I95] WHAT EVERY BOY SHOULD KNOW ABOUT LOCOMOTIVES 539
Children's literature
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