RAILROADS IN THE UNITED STATES

American engineers had to make the roads more flexible and distribute the weight of the engines more evenly. Robert L. Stevens, an American, probably was the first to use wooden ties under the rail on the Camden and Amboy Railroad in the 1830s. In a land of abundant forests, this was a logical solution. John B. Jervis of the Mohawk and Hudson Railroad designed and built the first locomotive ... ................
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