Data Are Bank Notes And Currency Notes In Circulation For The 11Th-17Th Of The Month. Source: London And Cambridge Economic Service, Monthly Bulletins, January 1923 And Following Issues, And Special Quarterly Issues.
This NBER data series m14082 appears on the NBER website in Chapter 14 at http://www.nber.org/databases/macrohistory/contents/chapter14.html.
NBER Indicator: m14082
Release: NBER Macrohistory Database
National Bureau of Economic Research, Bank and Currency Notes In Circulation, Bank of England for Great Britain [M14082GBM440NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M14082GBM440NNBR/, August 30, 2015.