Increases In Railroad Track Mileage Operated, Interstate Commerce Commission.

United States
Annual
Thousand Miles

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Organisation:The National Bureau of Economic Research
Website:https://www.nber.org
Publication:Construction
Series:a02083
Download Page:http://www.nber.org/databases/macrohistory/contents/chapter02.html
Download Url:http://www.nber.org/databases/macrohistory/data/02/a02083.db
Period:1877 - 1963
Date Accessed: Saturday, February 8, 2020