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Sesame Street Season 9 aired from 1977 to 1978.

Episodes 1056 - 1185 (130 episodes)

• Episode 1056 -- 9th season premiere
• Episode 1090 -- Hawaii, Day 1
• Episode 1091 -- Hawaii, Day 2
• Episode 1092 -- Hawaii, Day 3
• Episode 1093 -- Hawaii, Day 4
• Episode 1094 -- Hawaii, Day 5
• Episode 1095 -- Hawaii, Day 6
• Episode 1141 -- Big Bird's insomnia

Season 9 Credits

• Executive Producer: Jon Stone
• Producer: Dulcy Singer
• Directed by: Jon Stone, Bob Schwarz, Jimmy Baylor
• Writers: Judy Freudberg, Emily Perl Kingsley, Ray Sipherd, Jeff Moss, Joseph A. Bailey, Tony Geiss
• Music Director: Sam Pottle
• Supervising Film Producer: Edith Zornow
• Associate Producer: Lisa Simon
• Music Coordinator: Danny Epstein
• Associate Director: Emily Squires
• Post Production Supervisor: Ozzie Alfonso
• Production Supervisor: Frieda Lipp
• Assistant to the Producer: Amy Hutchings
• Art Director: Alan J. Compton
• Production Stage Manager: Chet O'Brien
• Set Decorator: Nat Mongioi
• Graphic Artist: Gerri Brioso
• Film Editor: Michael Breddan
• Technical Advisor: Walt Rauffer
• Unit Manager: Glenda Jones
• Technical Director: Ralph Mensch
• Lighting Director: George Riesberger
• Sound Effects: Dick Maitland, Roy Carch
• Audio: Blake Norton, Jay Judell
• Video: Bryan Keen
• Make-Up: Mickey Scott
• Hair Stylist: Mickey Lawrence
• Wardrobe: Grisha Mynova
• Curriculum Coordinator: Robert J. Emerick
• Vice President for Research: Edward L. Palmer
• Associate Research Director: Dr. Lewis Bernstein
• Chairman, Board of Advisors: Gerald S. Lesser, Ph.D.
• Vice President for Production: David D. Connell

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Season 8 (1976-1977)	Season 10 (1978-1979)