How Big Are The Planets?

Apr 30, 1973 on BBC FOUR at 10:00 PM
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Summary

Measurements of the planets with infrared

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The Eclipse Of The Century
Season 1973 Episode 4

Apr 02, 1973

Next episode

The Colours Of The Stars
Season 1973 Episode 6

Jun 04, 1973

Guest stars

David Allen, Gordon Taylor