Trade centers and trade routes /
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| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
New York :
Appleton-Century ,
1937.
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| Series: | Century earth science series.
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| Subjects: |
| Physical Description: | 307p. : ill. |
|---|---|
| Bibliography: | Bibliography: p.271-276. |