Data For August-November, 1914 Are Interpolated, As The Stock Exchange Was Closed. Source: Commercial And Financial Chronicle
This NBER data series m11002 appears on the NBER website in Chapter 11 at http://www.nber.org/databases/macrohistory/contents/chapter11.html.
NBER Indicator: m11002
Release: NBER Macrohistory Database
National Bureau of Economic Research, Stocks, Number of Shares Sold On The New York Stock Exchange for United States [M11002USM444NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M11002USM444NNBR, February 8, 2016.