Series Is Presented Here As Three Variables--(1)--Original Data, 1923-1930 (2)--Original Data, 1929-1949 (3)--Original, 1945-1955. Data In "Metal Statistics" Checks With The American Bureau Of Metal Statistics Files, Except For August 1931, Which Was Misprinted By The Former. Figures For December 1931-November 1932 Were Revised To Include An Additional Reporting Firm. Figures Are Published As Of The First Of Each Month, But Are Shown Here To Represent The Last Day Of The Preceding Month. Beginning In 1949, Stocks From Several Small Plants Treating Only Scrap Have Been Eliminated; Only Such Secondary Material As Is Treated In Primary Plants Is Included. Source: Data Are Direct From The American Bureau Of Metal Statistics; Data For 1940-1949 Are Also From The American Metal Market Inc., "Metal Statistics"
This NBER data series m05062b appears on the NBER website in Chapter 5 at http://www.nber.org/databases/macrohistory/contents/chapter05.html.
NBER Indicator: m05062b
Release: NBER Macrohistory Database
National Bureau of Economic Research, Lead Stocks at Smelteries and Refineries for United States [M0562BUSM601NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M0562BUSM601NNBR, May 3, 2016.