Source: National Bureau of Economic Research  

Release: NBER Macrohistory Database  

Units:  Thousands of Net Tons, Not Seasonally Adjusted

Frequency:  Monthly

Series Is Presented Here As Two Variables--(1)--Original Data, 1877-1941 (2)--Original Data, 1941-1964. Data Are For Daily Averages Computed By Dividing Monthly Figures By The Number Of Days Within The Month. Source: Data For 1941-1944: Iron Age, January 7, 1954 (Annual Review And Forecast Issue. Data For 1945-1964: American Iron And Steel Institute, Annual Statistical Report For 1952-1963; And Aisi, Form 7: Blast Furnace And Steel Production (Monthly).

This NBER data series m01130b appears on the NBER website in Chapter 1 at http://www.nber.org/databases/macrohistory/contents/chapter01.html.

NBER Indicator: m01130b