Henry Norris Russell
|Henry Norris Russell|
|Died||February 18, 1957 (aged 79)|
Prof Henry Norris Russell
He studied astronomy at
He returned to Princeton to become an instructor in astronomy (1905–1908), assistant professor (1908–1911), professor (1911–1927) and research professor (1927–1947). He was also the director of the Princeton University Observatory from 1912 to 1947.