Title: Machine Tool Shipments Index, Value for United States Series ID: A0168BUSA329NNBR Source: National Bureau of Economic Research Release: NBER Macrohistory Database (Not a Press Release) Seasonal Adjustment: Not Seasonally Adjusted Frequency: Annual Units: Index 1922-1924=100 Date Range: 1926-01-01 to 1933-01-01 Last Updated: 2012-08-15 3:46 PM CDT Notes: Series Is Presented Here As Two Variables--(1)--Original Data, 1901-1923 (2)--Original Data, 1926-1933. Data Covers Calendar Years. Data For 1932 And 1933 Computed By Taking Monthly Averages. Source: Survey Of Current Business, And Its Supplements. This NBER data series a01168b appears on the NBER website in Chapter 1 at http://www.nber.org/databases/macrohistory/contents/chapter01.html. NBER Indicator: a01168b DATE VALUE 1926-01-01 167 1927-01-01 139 1928-01-01 204 1929-01-01 285 1930-01-01 153 1931-01-01 81 1932-01-01 38 1933-01-01 38