24 October 1970 - 26 October 1970
2 September 1970 - 16 September 1970
1 April 1970 - 8 April 1970
25 October 1969 - 26 October 1969
23 August 1969 - 30 August 1969
9 April 1969 - 16 April 1969
26 October 1968 - 27 October 1968
25 August 1968 - 30 August 1968
17 August 1968 - 23 August 1968
3 April 1968 - 9 April 1968