نسر أسود أوراسي

Die Raubvögel Deutschlands und des angrenzenden Mitteleuropas;. Cassel [Germany]Verlag von Theodor Fischer,1876.. biodiversitylibrary.org/page/47850792

Recueil de divers oiseaux étrangers et peu communs A Nuremberg :Chez les Héritiers de Seligmann,1768-1776. biodiversitylibrary.org/page/41946955

Naturgeschichte der Vögel deutschlands in getreuen Abbildungen und Beschreibungen Nürnberg [Nuremberg] :J.F. Frauenholz,1805-[1821] biodiversitylibrary.org/page/40816589

A synopsis of the Accipitres (diurnal birds of prey) London :Priv. print. for the author,[1921-1922] biodiversitylibrary.org/page/41718267

A synopsis of the Accipitres (diurnal birds of prey) London :Priv. print. for the author,[1921-1922] biodiversitylibrary.org/page/41718265

Manuel de l'ornithologiste préparateur Grenoble :Chez H. Bouteille,1845. biodiversitylibrary.org/page/36295029

A history of the birds of Europe, not observed in the British Isles. v.1 London :G. Bell & Sons,1875-1876. biodiversitylibrary.org/page/33703863

A history of the birds of Europe, not observed in the British Isles. v.1 London :G. Bell & Sons,1875-1876. biodiversitylibrary.org/page/33703872

Johann Andreas Naumann's ... Naturgeschichte der Vögel Deutschlands, nach einigen Erfahrungen entworfen. 13.T.Plates Leipzig :G. Fleischer,1820-1860. biodiversitylibrary.org/page/33755019

Nouveau recueil de planches coloriées d'oiseaux A Strasbourgh ;Chez Legras Imbert et Comp.,1838. biodiversitylibrary.org/page/35245343

Skandinaviens fugle,. Kjøbenhavn,L.A. Jørgensen,1875-1879.. biodiversitylibrary.org/page/40094906

Histoire naturelle des oiseaux d'Afrique /. A Paris :Chez J.J. Fuchs, libraire ...,7, 1799-1808. biodiversitylibrary.org/page/41412189

The birds of Europe.. London,Printed by R. and J.E. Taylor, pub. by the author,1837.. biodiversitylibrary.org/page/42174247