Air Date: May 13, 1972

Air Date: October 4, 1972

Air Date: April 11, 1973

Air Date: December 5, 1973

Air Date: May 8, 1974

Air Date: December 11, 1974

Air Date: July 9, 1975

Air Date: December 17, 1975

Air Date: April 28, 1976

Air Date: December 1, 1976