-
By: Gavin, AngusType: ArticleIn: The Wilson bulletinVolume: 59Series:Issue: 4Date: 1947Page Range: 195--203Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-Subjects:
-
By: Gavin, AngusType: ArticleIn: The Canadian field-naturalistVolume: 62Series:Issue: 1Date: 1948Page Range: 44--44Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: