Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 446
ails may be measured by the product of thespeed and of the passing weight. The trial rails on the GreatNorthern Railway may thus be said to have borne 276,000,000tons, at a speed of one mile per hour. The endurance of the railstried at Camden Town, under such unusual circumstances, is muchle5s, and… … < fPTfllJ S
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