National Bureau of Standards clock

National Bureau of Standards clock

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Credit: EMILIO SEGRE VISUAL ARCHIVES/AMERICAN INSTITUTE OF PHYSICS/SCIENCE PHOTO LIBRARY

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Caption: National Bureau of Standards clock. US physicist Edward Condon (left, 1902-1974) at the National Bureau of Standards with an unidentified colleague. They are standing in front of a synchronometer. A clock (top) displays standard time, the unified time used worldwide. Condon's early work was in spectroscopy and quantum chemistry. He directed research at Westinghouse Electric Company, worked on uranium production during World War II, and lobbied for civilian control of atomic energy. He was director of the National Bureau of Standards from 1945 to 1951. He is also known for his Condon Report (1968) on UFOs.

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