Man-Hours Paid For In Maintenance Of Equipment And Stores, Class I Railroads

United States
Monthly
Millions Of Man-Hours

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Source

Organisation:The National Bureau of Economic Research
Website:https://www.nber.org
Publication:Income and Employment
Series:m08150
Download Page:http://www.nber.org/databases/macrohistory/contents/chapter08.html
Download Url:http://www.nber.org/databases/macrohistory/data/08/m08150.db
Period:1921 - 1942
Date Accessed: Tuesday, December 31, 2019