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Дата изменения: Unknown Дата индексирования: Sun Apr 10 01:41:49 2016 Кодировка: Поисковые слова: earth's atmosphere |
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Types Of Telescope
Forum List | Follow Ups | Post Message | Back to Thread Topics Posted by John on August 3, 2007 20:27:53 UTC |
hey, can you give me your opinion what type of telescope is better a reflactor refractor or a cassegrian..thanks |
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