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Scientific American

September 1, 2002

1 min read

A Chronicle of Timekeeping

Our conception of time depends on the way we measure it

By William J. H. Andrewes

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William J. H. Andrewes is a museum consultant and maker of precision sundials (www.hodinkee.com/features/will-andrewes-feature). Specializing in the field of time measurement for four decades, he has worked at Eton College, the Royal Observatory Greenwich, The Time Museum and Harvard University. He organized the Longitude Symposium at Harvard (1993), edited The Quest for Longitude, and was co-author with Dava Sobel of The Illustrated Longitude. For his contributions to horology, he was awarded the Harrison Gold Medal in 2007.

More by William J. H. Andrewes
Scientific American Magazine Vol 287 Issue 3This article was originally published with the title “A Chronicle of Timekeeping” in Scientific American Magazine Vol. 287 No. 3 ()
doi:10.1038/scientificamerican092002-J9AGqOWjLLDwRR6bvJC2B
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