CTA Surface System History presented by the Illinois Railway Museum
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71st
(H) - denotes route history included in description.
* - denotes maps from the Moffat Collection.
05/00/1953 *
10/00/1956
04/00/1968 *
12/28/1969 *
03/27/1972
03/27/1972 v2 *
03/27/1972 v3
04/03/1977
04/03/1977 v2
03/30/1980
01/03/1982 (H)
01/27/1985 (H)
03/08/1992
09/30/1993 (H)
07/03/1994 (H)
07/03/1994 v2 *
04/01/2010
08/22/2016
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