Source: National Bureau of Economic Research  

Release: NBER Macrohistory Database  

Units:  Number of Passenger Cars, Not Seasonally Adjusted

Frequency:  Monthly

Series Is Presented Here As Two Variables--(1)--Original Data, 1919-1945 (2)--Original Data, 1938-1964. Source: American Railway Car Institute, "Railroad Car Facts: Statistics On Car Building And Car Repairing, " 1953 And 1954; See Also Monthly Releases Of Asci And The Survey Of Current Business.

This NBER data series m01150b appears on the NBER website in Chapter 1 at http://www.nber.org/databases/macrohistory/contents/chapter01.html.

NBER Indicator: m01150b