1: 1965
2: Apr-Dec 1966
3: 1967
4: 1967
5: Apr 1968
6: 1968
7: 1968
8: 1969
9: Aug-Nov 1969
10: Nov 1969 - Jun 1971
11: Jun 1971 - Feb 1972
12: Feb 1972 - Summer 1972
13: Summer 1972 - Winter 1973/4
14: Spring 1973 - Winter 1973/4
15: Spring 1974 - June 1974
16: Aug 1974 - Apr 1975
17
18: Fall 1975 - Feb 1977
19: Mar 1977 - Jun 1977
20: July 1977 - Sep 1977
21: Sep 1977 - Jun 1978
22: July 1978 - Spring 1979
23
24: Dec 1979 - June 1980
25
26
27: Apr - Sep 1981
28: Oct 1981 -
29: May 1982 -
30: Sep 1982 - Mar 1983
31: Mar - May 1983
32: May 1983 -
33: ? 1983 - Feb 1984
