Release: NBER Macrohistory Database
Series Is Presented Here As Two Variables--(1)--Original Data, 1842-1914 (2)--Original Data, 1910-1949. Data Were Compiled From Weekly Quotations In The Iron Age. The American Iron And Steel Association Became The American Iron And Steel Institute After 1912. 1940 Data Are From Steel, January 6, 1941, P.319. They Agree With The American Iron And Steel Institute. Source: The Annual Statistical Report Of The American Iron And Steel Association
This NBER data series m04011b appears on the NBER website in Chapter 4 at http://www.nber.org/databases/macrohistory/contents/chapter04.html.
NBER Indicator: m04011b
National Bureau of Economic Research, Wholesale Price of Pig Iron, Eastern Pennsylvania [M0411BUS000PAM300NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/M0411BUS000PAM300NNBR, October 23, 2017.