Based on figures compiled by Motor Truck Assn. of America and statistical data of railway companies having freight traffic less than 20,000 ton-miles per annum per mile of line.
The relative economy of freight transport by railway and by motor truck
Eng. News-Rec
Engineering News-Record ; 83 , n 2 ; p 52-67
1919
16 pages
Aufsatz (Zeitschrift)
Englisch
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