From Wikipedia, the free encyclopedia.
Henry Norris Russell (October 25, 1877 - February 18, 1957) was a US astronomer who, along with Ejnar Hertzsprung, developed the Hertzsprung-Russell diagram (1910). Russell received the 1925 Bruce Medal.
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Henry Norris Russell From Wikipedia, the free encyclopedia. Henry Norris Russell (October 25, 1877 - February 18, 1957) was a US astronomer who, along with Ejnar Hertzsprung, developed the Hertzsprung-Russell diagram (1910). Russell received the 1925 Bruce Medal.
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