Series Is Presented Here As Five Variables--(1)--Original Data, 1919-1928 (2)--Original Data, 1920-1940 (3)--Seasonally Adjusted Data, 1919-1940 (4)--Original Data, 1905-1956 (5)--Original Data, 1947-1957. See Source, March 1933, For A Description Of The Series, Weights, Etc. The Revised Series Includes Butter, Cheese, Livestock, Poultry And Eggs, Wool, Cotton And Cottonseed, Fruits, Grains, And Vegetables. Figures Express The Relationship Between The Annual Totals Of 1920, Brought Down To The 1923-1925=100 Base. This Relationship Is 112 (1095 Divided By 975). This Variable Ends With June 1940 But Is Superseded By A New Index Of Farm Marketings On The Base 1935-1939=100. This Is Given In The Next Original Data Variable. Source: Survey Of Current Business, March 1933, Pp. 19-20, 23; Survey Of Current Business, Supplements For 1936, 1938, And 1940.
This NBER data series m12009b appears on the NBER website in Chapter 12 at http://www.nber.org/databases/macrohistory/contents/chapter12.html.
NBER Indicator: m12009b
Release: NBER Macrohistory Database
National Bureau of Economic Research, Index of Agricultural Marketings for United States [M1209BUSM331NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M1209BUSM331NNBR/, July 29, 2015.