Source: National Bureau of Economic Research  

Release: NBER Macrohistory Database  

Units:  Dollars per Ton, Not Seasonally Adjusted

Frequency:  Monthly

Series Is Presented Here As Four Variables--(1)--Original Data, 1890-1915 (2)--Original Data, 1914-1922 (3)--Original Data, 1922-1941 (4)--Original Data, 1938-1958. Source: NBER Compiled Prices Of Four Types Of Pig Iron In Bls Bulletins On Wholesale Prices And Computed The Data In This Series, Weighting The Four Component Series.

This NBER data series m04010c appears on the NBER website in Chapter 4 at http://www.nber.org/databases/macrohistory/contents/chapter04.html.

NBER Indicator: m04010c