Jeff Duntemann's Technology Projects  
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5/67: The square scope got a lot of use at my folks' summer place at Third Lake, IL. Not being able to rotate the tube made it difficult to observe certain parts of the sky.
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5/67: The square scope got a lot of use at my folks' summer place at Third Lake, IL. Not being able to rotate the tube made it difficult to observe certain parts of the sky.


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