Julien Coyne invented a digital sundial. Sundials usually cast a line or triangle to indicate the hour. This one is designed so that when light passes through, it displays the shapes of numbers.
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‘Sundial’ installed at Cache Creek Nature Preserve“We feel so lucky to now house one of two sundials on the North American Sundial Society Registry in Woodland,” according to a Nature Preserve spokeswoman. Williams installed the first ...
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