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Description: |
18 pages, 1 unnumbered leaf of plates : illustrations ; 27 cm. |
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Bibliography Note: |
Includes bibliographical references (pages 16-18). |
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Additional Physical Forms: |
Online version: Dolbeer, Richard A. Blackbirds and corn in Ohio. Washington, D.C. : U.S. Dept. of the Interior, Fish and Wildlife Service, 1980 (OCoLC)705955993 |