Series Is Presented Here As Two Variables--(1)--Original Data, 1923-1940 (2)--Original Data, 1939-1955. Data Represent Actual Production Of Rendered Lard In Federally Inspected Plants. Source: Agricultural Marketing Service, "Livestock, Meats, And Wool Market Statistics And Related Data, " 1939, P.95 And Later Issues; The Livestock And Meat Situation.
This NBER data series m01142b appears on the NBER website in Chapter 1 at http://www.nber.org/databases/macrohistory/contents/chapter01.html.
NBER Indicator: m01142b
Release: NBER Macrohistory Database
National Bureau of Economic Research, Lard Production From Federally Inspected Slaughter for United States [M0142BUSM149NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M0142BUSM149NNBR/, September 2, 2015.