Titles written by Keneth Chang:
Number of documents found: 2
- Keneth Chang, Scott A.Didmas[Subject-of article], Thomas Udem[Subject-of-article], J.Wheeler[Photograher]
Title: A New Atomic Clock May Push Precision to the Next Level [An illustrated article in the NY Times Tuesday July 31 2001]
SubTitle: Tick-tock: an atom of mercury absorbs ultraviolet light
Keywords: clock
Other Keywords: atomic-clock
Edition: 2001-July-31
Page or pages: 1
BHM No: 23731 - Keneth Chang
Title: Stonehenge Begins to Yield Its Secrets - New York Times Nov.9 2015 [Weboffprint -7 images]
SubTitle: {Stonehendge in southwest Enland is a prehistoric (6300 yer old) timekeeping and astron.observation device tokeep track of the kalendar}
Keywords: astronomical
Other Keywords: Stonehendge
Edition: 2015-11-09
Page or pages: 7
BHM No: 20245
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