When did Horizon Season 6 Episode 3 air?
Horizon Season 6 Episode 3 aired on January 16, 1969.


Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Horizon investigates the importance of the eye, diseases of the eye, and current research on sight.
Direct answers for episode-level questions and details.
Horizon Season 6 Episode 3 aired on January 16, 1969.
This episode runs for approximately 60 minutes.
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