May 9, 1971
Episode 1 of Season 1 premiered on May 9, 1971
September 12, 1971
Episode 2 of Season 1 premiered on September 12, 1971
November 26, 1971
Episode 3 of Season 1 premiered on November 26, 1971
February 25, 1972
Episode 4 of Season 1 premiered on February 25, 1972
May 11, 1972
Episode 5 of Season 1 premiered on May 11, 1972
June 30, 1972
Episode 6 of Season 1 premiered on June 30, 1972
August 25, 1972
Episode 7 of Season 1 premiered on August 25, 1972
October 20, 1972
Episode 8 of Season 1 premiered on October 20, 1972
December 15, 1972
Episode 9 of Season 1 premiered on December 15, 1972
March 23, 1973
Episode 10 of Season 1 premiered on March 23, 1973
May 11, 1973
Episode 11 of Season 1 premiered on May 11, 1973
August 24, 1973
Episode 12 of Season 1 premiered on August 24, 1973
November 28, 1973
Episode 13 of Season 1 premiered on November 28, 1973
April 17, 1974
Episode 14 of Season 1 premiered on April 17, 1974
August 7, 1974
Episode 15 of Season 1 premiered on August 7, 1974
December 15, 1974
Episode 16 of Season 1 premiered on December 15, 1974
February 19, 1975
Episode 17 of Season 1 premiered on February 19, 1975
April 2, 1975
Episode 18 of Season 1 premiered on April 2, 1975
October 10, 1975
Episode 19 of Season 1 premiered on October 10, 1975
November 21, 1975
Episode 20 of Season 1 premiered on November 21, 1975
January 2, 1976
Episode 21 of Season 1 premiered on January 2, 1976
April 9, 1976
Episode 22 of Season 1 premiered on April 9, 1976
October 10, 1976
Episode 23 of Season 1 premiered on October 10, 1976
November 19, 1976
Episode 24 of Season 1 premiered on November 19, 1976
February 25, 1977
Episode 25 of Season 1 premiered on February 25, 1977
May 20, 1977
Episode 26 of Season 1 premiered on May 20, 1977
October 21, 1977
Episode 27 of Season 1 premiered on October 21, 1977
December 16, 1977
Episode 28 of Season 1 premiered on December 16, 1977
March 10, 1978
Episode 29 of Season 1 premiered on March 10, 1978
March 31, 1978
Episode 30 of Season 1 premiered on March 31, 1978
September 15, 1978
Episode 31 of Season 1 premiered on September 15, 1978
December 22, 1978
Episode 32 of Season 1 premiered on December 22, 1978
February 9, 1979
Episode 33 of Season 1 premiered on February 9, 1979
April 27, 1979
Episode 34 of Season 1 premiered on April 27, 1979
September 28, 1979
Episode 35 of Season 1 premiered on September 28, 1979
December 30, 1979
Episode 36 of Season 1 premiered on December 30, 1979
May 9, 1980
Episode 37 of Season 1 premiered on May 9, 1980