Halley - The End Of The Tale? The Sky at Night : Season 1986 Episode 6
BBC Four 20m
Aired: September 19th, 1957 @ 10:00 PM EST on BBC Four
Latest results announced from the Giotto mission
BBC Four 20m
Aired: September 19th, 1957 @ 10:00 PM EST on BBC Four
Latest results announced from the Giotto mission
