Release: NBER Macrohistory Database
Source: Computed By NBER By Subtracting Series 01253 (Total Freight Cars On Line, Class I R.R.) From Series 01254 (Serviceable Freight Cars On Line, Class I R.R.).
This NBER data series m01265 appears on the NBER website in Chapter 1 at http://www.nber.org/databases/macrohistory/contents/chapter01.html.
NBER Indicator: m01265
National Bureau of Economic Research, Unserviceable Freight Cars on Line for United States [M01265USM559SNBR], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/M01265USM559SNBR, July 21, 2017.