Release: NBER Macrohistory Database
Data Refers To "Unsweetened Milk, Average Selling Price At Distributing Points." Price Refers To Cases Of Forty-Eight 14 1/2 Ounce Cans. 1920-1930 Figures Were Originally Published As Cases Of 16 Ounce Cans And Therefore Were Converted By NBER For Comparability (Conversion Factor Is .90625). Source: 1920 - January 1934: Bureau Of Agricultural Economics, "Summary Of Dairy Situation Statistics", Supplement To "The Dairy Situation", April 1934, P.70; February 1934 - 1941: Bae, "Dairy And Poultry Market Statistics", Annual Summaries
This NBER data series m04125b appears on the NBER website in Chapter 4 at http://www.nber.org/databases/macrohistory/contents/chapter04.html.
NBER Indicator: m04125b
National Bureau of Economic Research, Wholesale Price of Evaporated Milk for United States [M0425BUSM281NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/M0425BUSM281NNBR, January 18, 2018.