Increases In Telephone Wire Mileage, A.T. & T. - Bureau Of The Census, Original Data 1956-1963
United States
Annual
Million Miles
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Source | |
| Organisation: | The National Bureau of Economic Research |
| Website: | https://www.nber.org |
| Publication: | Construction |
| Series: | a02134aa |
| Download Page: | http://www.nber.org/databases/macrohistory/contents/chapter02.html |
| Download Url: | http://www.nber.org/databases/macrohistory/data/02/a02134aa.db |
| Period: | 1956 - 1963 |
| Date Accessed: | Saturday, February 8, 2020 |