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Donald Howard Menzel
American astronomer (1901–1976)
Works are not in the worldwide public domain
until January 1, 2077
Biography
Nationality
United States
Gender
male
Date of birth
April 11, 1901
Occupation
university teacher, ufologist, astronomer
Place of birth
Florence
Country of birth
United States
Date of death
December 14, 1976
(75 years)