Release: NBER Macrohistory Database
Postal Savings Began Operation In 1911. Source: Post Office Department, Annual Report Of The Postmaster General, 1921, Pp. 141-146 And Following Issues
This NBER data series m10001 appears on the NBER website in Chapter 10 at http://www.nber.org/databases/macrohistory/contents/chapter10.html.
NBER Indicator: m10001
National Bureau of Economic Research, Postal Savings Deposits for United States [M10001USM144NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/M10001USM144NNBR, February 22, 2017.