Source: National Bureau of Economic Research  

Release: NBER Macrohistory Database  

Units:  Billions of Ton-Miles, Not Seasonally Adjusted

Frequency:  Annual

Fiscal Years Of Companies Reporting Vary. Source: Poor'S Manual Of Railroads, 1890, P. Xiii-Xiv; 1891, P. 1; 1905, P.Ii; 1910, P. Cvii-Cix; 1912, P. Cxxxiv-Cxlvii

This NBER data series a03003e appears on the NBER website in Chapter 3 at http://www.nber.org/databases/macrohistory/contents/chapter03.html.

NBER Indicator: a03003e