When did Horizon Season 3 Episode 13 air?
Horizon Season 3 Episode 13 aired on June 19, 1966.


Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Horizon explores substitute 'phantoms' which are used in radiation studies, manned spaceflight experiments and accident research that gives valuable information on the limits of tolerance on the human body.
Direct answers for episode-level questions and details.
Horizon Season 3 Episode 13 aired on June 19, 1966.
This episode runs for approximately 60 minutes.
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