Series Is Presented Here As Two Variables--(1)--Original Data, 1939-1945 (2)--Seasonally Adjusted Data, 1946-1968. Quarterly Figures Were Multiplied By Four To Derive Totals At Annual Rates. Source: 1954 Supplement To The Survey Of Current Business, National Income.
This NBER data series q08276a appears on the NBER website in Chapter 8 at http://www.nber.org/databases/macrohistory/contents/chapter08.html.
NBER Indicator: q08276a
Release: NBER Macrohistory Database
National Bureau of Economic Research, Farm Income for United States [Q0876AUSQ027NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/Q0876AUSQ027NNBR/, July 7, 2015.