Determination and discussion of the spectral classes of 700 stars, mostly near the north pole /
Bewaard in:
| OCLC: | 6559286 |
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| Hoofdauteur: | |
| Coauteur: | |
| Taal: | English |
| Gepubliceerd in: |
Groningen :
Gebroeders Hoitsema,
1920.
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| Onderwerpen: | |
| Formaat: | Thesis Monograph Note that CRL will digitize material from the collection when copyright allows. |