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History of the telescope - Wikipedia
The Telescope & the Scientific Revolution - World History …
400 years of telescopes: A window into our study of the cosmos
Telescope | History, Types, & Facts | Britannica
Astronomy - Ancient, Celestial, Observations | Britannica
The First Telescopes (Cosmology: Tools) - AIP
Galileo and the Telescope | Modeling the Cosmos | Articles and …
History of the Telescope and Its Remarkable Contribution to …
The Galileo Project | Science | Telescope - Rice University
Astronomy in the Scientific Revolution - World History …