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Bilderatlas zur Wissenschaftlichpopulren Naturgeschichte der Vgel in ihren smmtlichen Hauptformen Figs. . Fn WZ 'iiJIOL' il'iin iifi' oi iirnr U'iliix l'uliiii fiai iiilisiii li'ii 'UJir ni rt' It'ihiriiK ui iiiiii Jif Dir sriit l'iini liix Tiiiiinirii ' Ihr ii DickxrIiiKdirl l'ili Figs Illustration biodiversitylibrary