The Henry Draper catalogue : 19h and 20h (Q66616454)
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scientific article published in January 1923
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | The Henry Draper catalogue : 19h and 20h |
scientific article published in January 1923 |
Statements
The Henry Draper catalogue : 19h and 20h (English)
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1923
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