Scanned Timetables - click on timetable date
07 September 1968
15 February 1969
29 September 1969
24 January 1970 - Cockfosters
15 June 1970 - Cockfosters
30 October 1978
As at 01 June 1981
24 April 1982
As at October 1982
23 April 1983
23 April
1983 A
21 June 1986
21 June
1986 A
As at October 1986
22 February 1988
09 April 1988
05 November 1988
23 June 1990
01 February 1992
06 February 1993
05 September
1994 (Herts CC version)
05 September 1994
13 November
1995
01 February 1997
01 February
1997 (Herts CC version)
As at January 1998
02 February 1998
30 March 1998
17 December 1998
06 May 1999
20 September 1999
02 September 2000
02 February 2002
29 March 2003
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