| The American Heritage® Dictionary of the English Language: Fourth Edition. 2000. |
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| Russell, Henry Norris |
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| DATES: | 18771957 |
| American astronomer who developed a theory of stellar evolution and devised the Hertzsprung-Russell diagram.
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| The American Heritage® Dictionary of the English Language, Fourth Edition. Copyright © 2000 by Houghton Mifflin Company. Published by the Houghton Mifflin Company. All rights reserved. |
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