Contributions to the photographic study of colour, resolution and total magnitude of anagalactic objects : with special regard to objects photographed at Helwan, by
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| OCLC: | 14238549 |
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| 主要作者: | |
| 企业作者: | |
| 语言: | English |
| 出版: |
Lund, Sweden,
Published by the Observatory,
1938.
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| 丛编: | Annals of the Observatory of Lund,
no. 7. |
| 主题: | |
| 格式: | Thesis Monograph Note that CRL will digitize material from the collection when copyright allows. |