Series Has Been Subdivided Into Two Variables: (1)-- Original Data, 1911-1944; (2)--Original Data, 1938-1956. Data Is The Average Of Range Of Prices On Tuesday Of Each Week. Source: Bls Bulletins And Monthly Issues Of "Wholesale Prices"
This NBER data series m04026a appears on the NBER website in Chapter 4 at http://www.nber.org/databases/macrohistory/contents/chapter04.html.
NBER Indicator: m04026a
Release: NBER Macrohistory Database
National Bureau of Economic Research, Wholesale Price of Lard for New York, NY [M04F6AUS35620M267NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M04F6AUS35620M267NNBR/, October 9, 2015.