Air date: 1971-06-19

Air date: 1972-06-03

Air date: 1973-09-08

Air date: 1974-08-24

Air date: 1975-08-30

Air date: 1976-09-04

Air date: 1977-09-03

Air date: 1978-09-02

Air date: 1979-09-26

Air date: 1980-09-20

Air date: 1981-10-03