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7:16
Sextant Tutorial: The Principle of the Sextant
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13:33
Ancient trick to calculate ANY square root
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7:15
Canada | A Very Nice Olympiad Exponential Problem | How to solve? |
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1:06:56
The Longitude Problem - Improving Navigation with the Harrison Clocks
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21:16
Determining Latitude and Longitude from the Sun
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26:19
C'est pas sorcier -CARTOGRAPHIE
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12:41
🔴 What They Never Showed You: 45+ Forgotten Photos That Reveal a Lost Era! | Retro Photo World
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20:00