CTA Surface System History presented by the Illinois Railway Museum
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Ridge-Grant
(H) - denotes route history included in description.
* - denotes maps from the Moffat Collection.
11/26/1973
03/31/1977
09/06/1977
03/30/1980
01/03/1982 (H)
01/03/1982 v2
01/27/1985 (H)
10/20/1986
01/09/1989
09/03/1989
03/08/1992
09/30/1993 (H)
11/07/1993 *
06/18/1995 (H)
10/08/1996 (H)
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