Source: National Bureau of Economic Research  

Release: NBER Macrohistory Database  

Units:  Number of Furnaces, Not Seasonally Adjusted

Frequency:  Monthly, End of Month

Series Is Presented Here As Two Variables--(1)--Original Data, 1893-1921 (2)--Original Data, 1921-1939. Data Are For Total Number Of Furnaces In Blast, Not Comparable With Earlier Data. Data For April-June 1921 And May-December 1926 Were Effected By A Complete Stoppage Of The Coal Industry. Data For August 1926 Not Published By Source, Figure Taken From Following Month. Source: Labour Gazette, May 1894, P. 140, And Monthly Issues Thereafter.

This NBER data series m01133b appears on the NBER website in Chapter 1 at http://www.nber.org/databases/macrohistory/contents/chapter01.html.

NBER Indicator: m01133b