Kepler /
| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
London : New York :
Society for promoting Christian knowledge ; Macmillan,
1920.
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| Series: | Pioneers of progress. Men of science.
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| Subjects: |
| Physical Description: | 62 pages, 1 unnumbered leaf of plates : illustrations ; 19 cm. |
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