Cavity-nesting birds of North American forests /
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| Other Authors: | |
| Format: | Government Document Book |
| Language: | English |
| Series: | Agriculture handbook (United States. Department of Agriculture) ;
no. 511. |
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| Item Description: | Issued Nov. 1977. |
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| Physical Description: | 112 pages : color illustrations, maps ; 19 cm. |
| Bibliography: | Bibliography: pages 92-105. |