First through the canyon.
| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
St. Louis :
Webster Division, McGraw-Hill,
[1966]
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| Series: | Science reading series
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| Subjects: |
| Item Description: | Based on chapter 8 of the Smithsonian report first published in 1875 under title: Exploration of the Colorado River of the West and its tributaries. |
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| Physical Description: | 26 pages : illustrations, map. |