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:max_bytes(150000):strip_icc()/1280px-P200_Dome_Open-5c68958446e0fb0001f0e3c4.jpg "The History and Achievements of Palomar Observatory")
The History and Achievements of Palomar Observatory
Visiting Palomar Observatory Hale Telescope Then and Now - YouTube
Palomar Observatory - Wikipedia
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Mount Palomar Telescope by Peter Bassett/science Photo Library
From the Archives: Hale Telescope dedicated 75 years ago - The San Diego Union-Tribune
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Definition > Mount Palomar observatory - Palomar
From the Archives: Hale Telescope dedicated 75 years ago - The San Diego Union-Tribune
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