Series Is Presented Here As Two Variables--(1)--Seasonally Adjusted Data, 1914-1945 (2)--Original Data, 1947-1968. Data For 1914-June 1919 Are The Sum Of National Banks In New York State; Nonnational Banks In New York State And All Commercial Banks Of Nine Urbanized States And District Of Columbia; All Commercial Banks In Rural States. Data For July 1919-1945 Are The Sum Of Member And Nonmember Banks Of The Federal Reserve System. Source: Friedman And Schwartz, Monetary Statistics Of The United States (NBER, 1970), Table 35, Part Ii, Column 4, Pp. 490-495; Table 36, Column 3, Pp. 504-515.
This NBER data series m14172a appears on the NBER website in Chapter 14 at http://www.nber.org/databases/macrohistory/contents/chapter14.html.
NBER Indicator: m14172a
Release: NBER Macrohistory Database
National Bureau of Economic Research, Adjusted Demand Deposits, All Commercial Banks for United States [M1472AUSM144SNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M1472AUSM144SNBR/, November 23, 2015.