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How to Purchase a Field Guide
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| A refracting telescope is the most common kind of telescope. Discover the difference between refracting and reflecting telescopes in this free video on home astronomy... |
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| Author: expertvillage |
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| Length: 03:24 |
| Rating: 4.9074073 |
| Views: 96850 |
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| Tags: astronomy science telescopes night sky binoculars |
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| Binoculars are a great way to learn to navigate the night sky. Learn why binoculars are an essential astronomy tool in this free video on... |
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| Author: expertvillage |
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| Length: 03:14 |
| Rating: 4.9404764 |
| Views: 31157 |
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| Tags: astronomy science telescopes night sky binoculars |
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