The migration of British birds : including their post-glacial emigrations as traced by the application of a new law of disperal being a contribution to the study of migration, geographical distribution, and insular faunas / by Charles Dixon.

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The migration of British birds : including their post-glacial emigrations as traced by the application of a new law of disperal being a contribution to the study of migration, geographical distribution, and insular faunas / by Charles Dixon. Public Domain Mark. Source: Wellcome Collection.