Source: National Bureau of Economic Research  

Release: NBER Macrohistory Database  

Units:  Percent, Not Seasonally Adjusted

Frequency:  Monthly

Series Is Presented Here As Two Variables--(1)--Original Data, 1919-1939 (2)--Original Data, 1939-1968. Source: Data For 1919-1928: W.W. Riefles, Money Rates And Money Markets In The United States, 1930. Data For 1928-1939: Direct From The Federal Reserve Board. Data For 1919-1929 Are Also Available From The Frb, Banking And Monetary Statistics, 1943, P. 463.