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Notes on Speed of Migration
May Thacher Cooke

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An Analysis of Catbird Returns Over a Ten Year Period
Geoffrey Gill

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Observations on the Homing Instinct of Cowbirds" (molothrus Ater)"
Adrian C. Fox

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A Note on the Dissemination of Mallophaga
C. Brooke Worth

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Back Matter (PDF)
Bird-Banding

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Front Matter (PDF)
Bird-Banding

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Present Range, Migration and Abundance of the Atlantic Murre in North America
R. A. Johnson

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Progress Report on the Cooperative Gull Survey
R. P. Allen and J. J. Hickey

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Recent Literature
Bird-Banding