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Not a telescope but here is a free, and good, textbook on Astronomy. https://openstax.org/subjects/science https://openstax.org/subjects/science
by IndianAstronaut 10y ago
Not a telescope but here is a free, and good, textbook on Astronomy.
https://openstax.org/subjects/science https://openstax.org/subjects/science
- giis 10y agothanks will check it out.