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Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1965)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1984)

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Societatum litterae (R. Friedländer, 1887)

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Special scientific report. Wildlife - U.S. Fish; Wildlife Service (The Service, 1966)

Special scientific report. Wildlife - U.S. Fish; Wildlife Service (The Service, 1969)

Special scientific report. Wildlife - U.S. Fish; Wildlife Service (The Service, 1970)

Special scientific report. Wildlife - U.S. Fish; Wildlife Service (The Service, 1972)

Special scientific report. Wildlife - U.S. Fish; Wildlife Service (The Service, 1973)

Special scientific report. Wildlife - U.S. Fish; Wildlife Service (The Service, 1975)

Spolia zeylanica - Colombo Museum (Colombo Museum, 1914)

Die stämme der wirbeltiere - Abel, Othenio, 1875 -1946 (W. de Gruyter, 1919)

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Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1876)

Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1877)

Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1878)

Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1879)

Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1880)

Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1887)

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Studies from the Museum of Zoology in University College, Dundee - Thompson, D'Arcy Wentworth, 1860 -1948 (Printed for the Museum, 1888)

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A study of the incubation periods of birds; what determines their lengths - Bergtold, W. H. (William Harry), 1865 -1956 (The Kendrick-Bellamy co, 1917)

Study of the recent Pelicans, with descriptions of new genera and species - Mearns, Edgar Alexander, 1856 -1916 (1916)

A study of the structure of feathers, with reference to their taxonomic significance - Chandler, Asa C. (Asa Crawford), 1891 -1958 (University of California press, 1916)

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A supplement to the birds of Norfolk and Lord Howe Islands : to which is added those birds of New Zealand not figured by Buller - Mathews, Gregory Macalister Gregory Macalister 1876 -1949 (H.F. & G. Witherby, 1936)

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Sur l'classification de oiseaux depuis linné : discours pronouncé à la seance publique de la classe des sciences le 16 décembre 1879 - Sélys-Longchamps, Michel-Edmond, baron de, 1813 -1900 (F. Hayez, 1879)

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Sveriges och Norges ryggradsdjur I. Däggdjuren - Lilljeborg, Wilhelm, 1816 -1908 (1871)

Syllogeus - National Museum of Natural Sciences (Canada) (National Museum of Natural Sciences, 1981)

Synonomik der europäischen Brutvögel und Gäste : systematisches Verzeichniss nebst Angaben über die geographische Verbreitung der Arten unter besonderer Berücksichtigung der Brutverhältnisse - Rey, Eugène, 1838 -1909 (G. Schwetschke'scher Verlag, 1872)

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