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Heber Doust Curtis

American astronomer
Heber Doust Curtis was an American astronomer. He participated in 11 expeditions for the study of solar eclipses, and, as an advocate and theorist that additional galaxies existed outside of the Milky Way, was involved in the 1920 Shapley–Curtis... Wikipedia
Born: June 27, 1872, Muskegon, MI
Died: January 9, 1942 (age 69 years), Ann Arbor, MI
Discovered: (23400) A913 CF
Books