Release: NBER Macrohistory Database
Series Is Presented Here As Two Variables--(1)--Original Data, 1913-1941 (2)--Original Data, 1941-1964. Data Cover Domestic New Orders. Source: Steel Trade Review; Railroad Car Facts, Statistics On Car Building And Repairing: 1952, American Railway Car Institute, September 1953, For Data Through 1951; 1957 Edition (October, 1958) For Data Through August, 1957; Monthly Press Releases Thereafter.
National Bureau of Economic Research, New Orders of Freight Cars for United States [M067ABUSM471NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/M067ABUSM471NNBR, September 25, 2016.