When did Horizon Season 2 Episode 7 air?
Horizon Season 2 Episode 7 aired on March 31, 1965.


Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Prof. Andrade presents a tribute to Robert Hooke: architect, astronomer, geologist, and meteorologist who discovered the cell. This episode also includes a report on a 36 year study of the cell wall by Prof. Preston.
Direct answers for episode-level questions and details.
Horizon Season 2 Episode 7 aired on March 31, 1965.
This episode runs for approximately 60 minutes.
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