Ejnar Hertzsprung
![Hertzsprung (right) and [[Karl Schwarzschild]] in front of the Göttingen Observatory building (1909)](https://upload.wikimedia.org/wikipedia/commons/7/75/Karl_Schwarzschild_and_Ejnar_Hertzsprung_%281909%29.jpg)
Ejnar Hertzsprung (; 8 October 1873 – 21 October 1967) was a Danish chemist and astronomer.
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1
Published: 1983
Superior document: Ostwalds Klassiker der exakten Wissenschaften 255
Ejnar Hertzsprung (; 8 October 1873 – 21 October 1967) was a Danish chemist and astronomer.
Provided by Wikipedia
Published: 1983
Superior document: Ostwalds Klassiker der exakten Wissenschaften 255