When did Horizon Season 15 Episode 23 air?
Horizon Season 15 Episode 23 aired on November 24, 1978.
Horizon
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Season 15 · Episode 23
The Vital Spark
Nov 24, 1978·1h
In this episode, Horizon examines the current developments in electrotherapy.
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How long is Horizon Season 15 Episode 23?
This episode runs for approximately 60 minutes.
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