Maps are organized in reverse date order, with the source noted. Click on each link to view.
- 1991 – Newspaper advertisement
- December 4, 1989 – System Timetable
- September 18, 1989 – System Timetable
- June 18, 1989 – System Timetable
- October 16, 1988 – System Timetable
- November 15, 1987 – System Timetable
- July 5, 1987 – System Timetable
- December 15, 1986 – System Timetable
- February 6, 1984 – System Timetable
