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Excerpt from Elementary and Practical Instructions on the Science of Railway ConstructionTheir general principles may be regarded as the adaptation of mechanical contrivance for the diminution of friction in the ordinary appliances of locomotion, and a consequent reduction of time and space proportioned to the degree of perfection attained in the means employed.Of their

Title : Elementary and Practical Instructions on the Science of Railway Construction (Classic Reprint)
Author : R. MacDonald Stephenson
Language : en
Rating :
4.90 out of 5 stars
Type : PDF, ePub, Kindle
Uploaded : Apr 07, 2021

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