Category:John Charles Duncan

**John Charles Duncan**
	American astronomer (1882-1967)
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Date of birth	8 February 1882; Knightstown
Date of death	10 September 1967; Chula Vista
Place of burial	Crown Hill Cemetery;
Country of citizenship	United States of America;
Educated at	Harvard University;
Occupation	astronomer; writer;
Employer	Harvard University;
Member of	American Academy of Arts and Sciences;
Authority file
	Q3181221; ISNI: 0000000030849057; VIAF ID: 31052199; Library of Congress authority ID: n87804022; National Library of Israel ID (old): 000487620; National Library of Israel J9U ID: 987007274606205171
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