When Planets Loop The Loop The Sky at Night : Season 1982 Episode 4
BBC Four 20m
Aired: July 25th, 1957 @ 10:00 PM EST on BBC Four
The retrograde motion of Mars, Jupiter and Saturn
BBC Four 20m
Aired: July 25th, 1957 @ 10:00 PM EST on BBC Four
The retrograde motion of Mars, Jupiter and Saturn
