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Richard Sumner Cowan
American botanist (1921–1997)
Works are not in the worldwide public domain
until January 1, 2098
Biography
Nationality
United States
Gender
male
Date of birth
January 23, 1921
Occupation
botanist, scientist
Place of birth
Crawfordsville
Country of birth
United States
Date of death
November 17, 1997
Age
76