Title: Wholesale Price of Bituminous Coal, Mines for United States Series ID: M0490DUSM349NNBR Source: National Bureau of Economic Research Release: NBER Macrohistory Database (Not a Press Release) Seasonal Adjustment: Not Seasonally Adjusted Frequency: Monthly Units: Index 1947-1949=100 Date Range: 1954-05-01 to 1956-06-01 Last Updated: 2012-08-16 2:56 PM CDT Notes: Series Is Presented Here As Four Variables--(1)-- Original Data, 1906-1930 (2)--Original Data, 1923-1948 (3)-- Original Data, 1947-1954 (4)--Original Data, 1954-1956. New Series Begins In May, 1954. No Earlier Figure Given, See Preceeding Entry. Source: Bls, Prices And Price Relatives For Individual Commodities In The Revised Index: 1947-50, Group 5 (Feb. 1952); Same For January- November, 1951; Monthly Releases Thereafter. This NBER data series m04190d appears on the NBER website in Chapter 4 at http://www.nber.org/databases/macrohistory/contents/chapter04.html. NBER Indicator: m04190d DATE VALUE 1954-05-01 103.5 1954-06-01 104.2 1954-07-01 106.5 1954-08-01 108.6 1954-09-01 111.2 1954-10-01 112.5 1954-11-01 112.6 1954-12-01 112.4 1955-01-01 112.4 1955-02-01 112.4 1955-03-01 111.9 1955-04-01 103.0 1955-05-01 103.1 1955-06-01 103.9 1955-07-01 106.6 1955-08-01 109.0 1955-09-01 114.9 1955-10-01 115.9 1955-11-01 116.3 1955-12-01 116.5 1956-01-01 117.0 1956-02-01 116.9 1956-03-01 114.4 1956-04-01 106.4 1956-05-01 107.1 1956-06-01 108.6