Release: NBER Macrohistory Database
Source: 1884-1913: "Journal Of The Royal Statistical Society", Vol. 56, P.221 And Following Issues; 1914-1935: "The Statist", Monthly Issues
This NBER data series q04067 appears on the NBER website in Chapter 4 at http://www.nber.org/databases/macrohistory/contents/chapter04.html.
NBER Indicator: q04067
National Bureau of Economic Research, Wholesale Price Index of Minerals for Great Britain [Q04067GBQ312NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/Q04067GBQ312NNBR, November 17, 2018.