For A Description Of The Index See Special Memorandum No. 28. Source: London And Cambridge Economic Service, Bulletin Of January 1923 And Following Issues; Also See Review Of Economic Statistics, 1922.
This NBER data series m08048a appears on the NBER website in Chapter 8 at http://www.nber.org/databases/macrohistory/contents/chapter08.html.
NBER Indicator: m08048a
Release: NBER Macrohistory Database
National Bureau of Economic Research, Index of Wages for Great Britain [M0848AGBM359NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M0848AGBM359NNBR/, August 4, 2015.