Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1905)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1962)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1964)

Smithsonian year - Smithsonian Institution (Smithsonian Institution, 1965)

Snow cover as an integral factor of the environment and its importance in the ecology of mammals and birds - Pruitt, William O. Jr. 1922 -2009 (Boreal Institute for Northern Studies, University of Alberta, 1969)

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The sportsman's British bird book - Lydekker, Richard, 1849 -1915 (Rowland Ward, 1908)

Sprawozdanie Komisyi Fizyograficznej (1900)

Sprawozdanie Komisyi Fizyograficznej (1901)

Sprawozdanie Komisyi Fizyograficznej (1902)

A spring and summer in Lapland - Old bushman, 1815 -1865 (Groombridge, 1871)

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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)

su lian ou zhou bu fen sheng lin ji guan shang shu mu yu guan mu bei hai jian suo biao 苏联欧洲部分森林及观赏树木与灌木被害检索表 - Gusev, V. I. (cai zheng jin ji chu ban she chu ban 财政经济出版社出版, 1954)

Supplement to The birds of Lincolnshire, 1954-1968 - Cornwallis, R. K. (Richard K.) (Lincolnshire Naturalists' Union, 1970)

A survey and record of Woolwich and West Kent containing descriptions and records, brought up-to-date, of geology, botany, zoology, archaeology and industries of the district, with a brief photographic commentary, in commemoration of the 12th Annual Congress, 1907, of the South Eastern Union of Scientific Societies - Grinling, C. H. (Labour Representation Print. Co, 1909)

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Svenska foglarna - Åkerlund, Peter, 1835 -1871 (Tryckt hos J. & A. Riis, 1886)

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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Systematische übersicht der Vögel Bayerns mit Rucksicht auf das örtliche und quantitative Vorkommen der Vögel, ihre Lebensweise, ihren zug und ihre Abänderungen - Blasius, Rudolf, 1842 -1907 (Kommissionsverlag von R. Oldenbourg, 1891)

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Type specimens of birds in the American Museum of Natural History. Ploceidae, Sturnidae, Buphagidae, Oriolidae, Dicruridae, Callaeidae, Grallinidae, Corcoracidae, Artamidae, Cracticidae, Ptilonorhynchidae, Cnemophilidae, Paradisaeidae, and Corvidae. Part 12, Passeriformes - American Museum of Natural History (American Museum of Natural History, 2014)

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