Series Is Presented Here As Two Variables--(1)--Seasonally Adjusted Data, 1914-1945 (2)--Original Data, 1947-1968. Source: Federal Reserve Board, Data For 1947-1960: Supplement To Banking And Monetary Statistics, Section 1 -- "Banks And The Monetary System", Data Revision).
This NBER data series m14172b appears on the NBER website in Chapter 14 at http://www.nber.org/databases/macrohistory/contents/chapter14.html.
NBER Indicator: m14172b
Release: NBER Macrohistory Database
National Bureau of Economic Research, Demand Deposits, All Commercial Banks for United States [M1472BUSM027NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M1472BUSM027NNBR/, July 6, 2015.