Yerkes Observatory

Yerkees Entress
Yerkees Entress

Christopher Peoples

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40" Refractor Dome
40" Refractor Dome
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40" Refactor Dome
40" Refactor Dome
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Chris, 40" Refractor
Chris, 40" Refractor
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40" RC Reflector Dome
40" RC Reflector Dome
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40" RC Reflector Dome
40" RC Reflector Dome
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40" Refractor
40" Refractor
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40" Refractor
40" Refractor
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40" Refractor
40" Refractor
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