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Seizoen 1973
Uitzenddatum
Jan 08, 1973
This episode has no summary.
This episode has no summary.
Uitzenddatum
Feb 07, 1973
This episode has no summary.
This episode has no summary.
Uitzenddatum
Mrt 19, 1973
This episode has no summary.
This episode has no summary.
Uitzenddatum
Apr 02, 1973
Preparations for the June total eclipse
Preparations for the June total eclipse
Uitzenddatum
Apr 30, 1973
Measurements of the planets with infrared
Measurements of the planets with infrared
Uitzenddatum
Jun 04, 1973
This episode has no summary.
This episode has no summary.
Uitzenddatum
Jul 11, 1973
The total eclipse of 30 June
The total eclipse of 30 June
Uitzenddatum
Aug 01, 1973
This episode has no summary.
This episode has no summary.
Uitzenddatum
Aug 29, 1973
Significance of new radar maps showing craters
Significance of new radar maps showing craters
Uitzenddatum
Sep 18, 1973
The optical illusion that affects the size of the Moon
The optical illusion that affects the size of the Moon
Uitzenddatum
Okt 17, 1973
This episode has no summary.
This episode has no summary.
Uitzenddatum
Nov 07, 1973
A transit of Mercury
A transit of Mercury
Uitzenddatum
Dec 12, 1973
Pioneer 10 space probe
Pioneer 10 space probe
Uitzenddatum
Dec 28, 1973
This episode has no summary.
This episode has no summary.
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