American resources : their management and conservation /
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| Main Author: | |
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| Other Authors: | |
| Format: | Book |
| Language: | English |
| Published: |
New York :
Harcourt, Brace and Co.,
1951.
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| Subjects: |
| Physical Description: | x, 497 p. : ill., maps ; 24 cm. |
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| Bibliography: | Includes bibliographical references and index. |