Series Is Presented Here As Two Variables--(1)--Original Data, 1918-1940 (2)--Original Data, 1937-1942. These Data Are For Factory Production Only. Source: United States Department Of Agriculture, "Production And Consumption Of Manufactured Dairy Products, " (Technical Bulletin No.722, April 1940) P.71 And Direct From Bureau Of Agricultural Economics.
This NBER data series m01074b appears on the NBER website in Chapter 1 at http://www.nber.org/databases/macrohistory/contents/chapter01.html.
NBER Indicator: m01074b
Release: NBER Macrohistory Database
National Bureau of Economic Research, Ice Cream Production for United States [M0174BUSM411NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M0174BUSM411NNBR/, September 1, 2015.