Release: NBER Macrohistory Database
Series Is Presented Here As Three Variables--(1)--Original Data, 1889-1915 (2)--Original Data, 1911-1946 (3)--Original Data, 1943-1955. Coverage Does Not Include Ore Containing Five Percent Or More Manganese. Source: U.S. Bureau Of Mines, Mineral Resources And Minerals Yearbook
This NBER data series a05086 appears on the NBER website in Chapter 5 at http://www.nber.org/databases/macrohistory/contents/chapter05.html.
NBER Indicator: a05086
National Bureau of Economic Research, Iron Ore Stocks at Mines, Total for United States [A05086USA418NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/A05086USA418NNBR, November 18, 2017.