Morgan, William Wilson (03 January 1906–21 June 1994), astronomer, world expert on the classification of the spectra of stars, and director of Yerkes Observatory (Q103872202)
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| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Morgan, William Wilson (03 January 1906–21 June 1994), astronomer, world expert on the classification of the spectra of stars, and director of Yerkes Observatory |
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Morgan, William Wilson (03 January 1906–21 June 1994), astronomer, world expert on the classification of the spectra of stars, and director of Yerkes Observatory (English)
Donald E. Osterbrock
29 November 2017