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36 Inch (0.9 meter) Telescope with Spectrograph, KPNO - Boller and Chivens: A History "Where Precision is a Way of Life" - Boller and Chivens were makers of Telescopes and Precision Instruments
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100 years ago, 'telescope of huge size' launched UArizona's leading role in astronomy | University of Arizona News
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John Vogt with his self-made 32 inch Dobsonian telescope. A beautiful job and he even ground the mirror. #Astronomy #Dobsonian #Telescope | Astronomia
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