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| 20160609_101424_001.jpg Sara Schechner with the cam... |
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20160609_101508_001.jpg Replica of the cam that encodes length of day in the Long Now clock |
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| 20160610_091347_001.jpg Sara S leads tour for the Science of Time meeting |
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| 20160610_102307.jpg How does a slide rule work? |
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20160610_110443_001.jpg Old clock from Transit of Venus |
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20160610_110736_001.jpg Astrolabe |
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