When did Horizon Season 7 Episode 29 air?
Horizon Season 7 Episode 29 aired on November 2, 1970.


Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
This episode of Horizon reports on the revolution in the size of oil tankers showing present and future planned methods of construction.
Direct answers for episode-level questions and details.
Horizon Season 7 Episode 29 aired on November 2, 1970.
This episode runs for approximately 60 minutes.
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