Source: National Bureau of Economic Research  

Release: NBER Macrohistory Database  

Units:  Millions of Short Tons, Not Seasonally Adjusted

Frequency:  Annual

Series Is Presented Here As Two Variables--(1)--Original Data, 1850-1919 (2)--Original Data, 1905-1958. Source: U.S. Bureau Of Mines, Mineral Resources, 1924, Pt. Ii, Pp. 588-589.

This NBER data series a01118 appears on the NBER website in Chapter 1 at http://www.nber.org/databases/macrohistory/contents/chapter01.html.

NBER Indicator: a01118