Revenue Ton-Miles Per Ton Of Coal Consumed In Freight Service, Class I Railroads

United States
Monthly
Ton-Miles

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Source

Organisation:The National Bureau of Economic Research
Website:https://www.nber.org
Publication:Transportation and Public Utilities
Series:m03048
Download Page:http://www.nber.org/databases/macrohistory/contents/chapter03.html
Download Url:http://www.nber.org/databases/macrohistory/data/03/m03048.db
Period:1920 - 1942
Date Accessed: Tuesday, December 31, 2019