Cross-sections accurately measured in field; rails rated by scientific analysis of observed deterioration. Describes rail pantograph invented by S. W. Fairweather.
Determination of rail wear for valuation purposes
Eng. News-Rec
Engineering News-Record ; 89 , n 8
1922
3 pages
3 Figs.
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
Commission valuation for rate purposes
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