Index Based On 22 Raw Materials Or Simply Processed Commodities Traded In Larger Volume In Primary Markets. Source: G.H. Moore, Business Cycle Indicators, Vol.2, NBER, P. 163 (Bureau Of Labor Statistics Data)
This NBER data series m16084 appears on the NBER website in Chapter 16 at http://www.nber.org/databases/macrohistory/contents/chapter16.html.
NBER Indicator: m16084
Release: NBER Macrohistory Database
National Bureau of Economic Research, Diffusion Index, Basic Commodity Spot Market Prices, Three Month Span for United States [M16084USM509SNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M16084USM509SNBR/, August 31, 2015.