Birds of the world; a popular account - Ridgway, Robert, 1850 -1929 (Holt, 1909)

The birds of Tierra del Fuego - Crawshay, Richard, 1862 -1958 (B. Quaritch, 1907)

The birds of Tunisia; being a history of the birds found in the regency of Tunis - Whitaker, Joseph Isaac Spadafora, 1850 - (R.H. Porter, 1905)

Birds of village and field: a bird book for beginners - Bailey, Florence Merriam, 1863 -1948 (Houghton, Mifflin and company, 1898)

The birds of Virginia - Bailey, Harold H. (Harold Harris), 1878 -1962 (J. P. Bell Company, Inc, 1913)

The birds of Washington : a complete, scientific and popular account of the 372 species of birds found in the state - Bowles, John Hooper, 1875 -1934 (Occidental Pub. Co, 1909)

The birds of Washington; a complete, scientific and popular account of the 372 species of birds found in the state - Bowles, John Hooper, 1875 -1934 (The Occidental Pub. Co, 1909)

Birds of Washington and vicinity : including adjacent parts of Maryland and Virginia - Bailey, Florence Merriam, 1863 -1948 (Woodward & Lothrop, 1902)

Birds of Washington and vicinity, including adjacent parts of Maryland and Virginia - Maynard, Lucy Warner, 1852 -1936 (1898)

Birds of western and northwestern Mexico - Lawrence, George N. (George Newbold), 1806 -1895 (Published by the Society, 1874)

Birds of western Canada - Taverner, P. A. (Percy Algernon), 1875 -1947 (King's Printer, 1926)

Birds of western New York : with notes - Short, Ernest H. (A.M. Eddy, 1893)

Birds of Worcester county - Worcester Natural History Society. (Prouty-Dodge Pr. Co, 1911)

The birds of Wyoming - Knight, Wilbur C. (Wilbur Clinton), 1858 -1903 (Wyoming Experiment Station], 1902)

The birds of Wyoming - Knight, Wilbur C. (Wilbur Clinton), 1858 -1903 (Wyoming Experiment Station, 1902)

Birds of Yellowstone and Grand Teton National Parks - United States. National Park Service. (Yellowstone Library and Museum Association, in cooperation with National Park Service, U.S. Dept. of Interior)

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The birds of Yorkshire : being a historical account of the avi-fauna of the county - Boyes, F. (A. Brown, 1907)

The birds of Yorkshire : being a historical account of the avi-fauna of the County - Boyes, F. (A. Brown, 1907)

Birds on the British list : their title to enrollment considered, especially with reference to the British Ornithological Union's list of British birds : with a few remarks upon evolution and notes upon the rarer eggs - Smart, Thomas Gregory, 1827 - (R.H. Porter, 1886)

Birds that hunt and are hunted : life histories of one hundred and seventy birds of prey, game birds and water-fowls - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Grosset & Dunlap, 1904)

Birds that hunt and are hunted : life histories of one hundred and seventy birds of prey, game birds and water-fowls - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday, Page & Co, 1902)

Birds that hunt and are hunted : life histories of one hundred and seventy birds of prey, game birds and water-fowls - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Geo N. Morang & Co, 1902)

Birds that hunt and are hunted; life histories of one hundred and seventy birds of prey, game birds and water fowls - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday & McClure, 1898)

Birds that hunt and are hunted; life histories of one hundred and seventy birds of prey, game birds and water fowls - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday & McClure co, 1899)

Birds that hunt and are hunted: life histories of one hundred and seventy birds of prey, game birds and water-fowls - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday, Page & company, 1904)

Birds that hunt and are hunted: life histories of one hundred and seventy birds of prey, game birds and water-fowls - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday, Page & company, 1908)

Birds that hunt and are hunted; life histories of one hundred and seventy birds of prey, game birds and water-fowls - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday, Page, 1912)

Birds: the elements of ornithology ; with 174 illustrations whereof 140 are original drawings - Mivart, St. George Jackson, 1827 -1900 (R.H. Porter, 1892)

Birds useful and birds harmful - Owen, J. A. (Jean Allan), 1841 -1922 (University press, 1909)

Birney-Decker wildlife study : final report - Montana. Department of Fish; Game (s.n.], 1977)

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Blood immunity and blood relationship; a demonstration of certain blood-relationships amongst animals by means of the precipitin test for blood - Nuttall, George Henry Falkiner, 1862 -1937 (University press, 1904)

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Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1954)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2003)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1984)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1982)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1983)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2006)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1978)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1981)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2011)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1991)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2014)

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Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1995)

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Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1994)

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Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1972)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1996)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1975)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1967)

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Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1970)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1962)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2005)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2017)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2008)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1969)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1993)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1999)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1988)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2000)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2001)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1956)

Bob-white cover in Franklin County, Pennsylvania a thesis - Jenkins, David Hall, 1918 - (1942)

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Boletim do Museu Goeldi (Museu Paraense) de Historia Natural e Ethnographia - Museu Goeldi. (Estabelecimento Graphice de C. Wiegandt, 1906)

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Boletin de la Academia Nacional de Ciencias en Córdoba, República Argentina - Academia Nacional de Ciencias (Córdoba, Argentina) (Academia Nacional de Ciencias, 1887)

Boletin de la Academia Nacional de Ciencias en Córdoba, República Argentina - Academia Nacional de Ciencias (Córdoba, Argentina) (Academia Nacional de Ciencias, 1916)

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Boletín de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (Estab. tip. de Fortenet, 1905)

Boletín de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (Estab. tip. de Fortenet, 1914)

Boletín de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (Estab. tip. de Fortenet, 1920)

Boletín del Museo Nacional de Chile - Museo Nacional de Chile. (Museo Nacional de Chile, 1910)

Boletín del Museo Nacional de Chile - Museo Nacional de Chile. (Museo Nacional de Chile, 1912)

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Bollettino della Società adriatica di scienze naturali in Trieste - Società adriatica di scienze naturali in Trieste. (La Editoriale Libraria, 1903)

Bollettino della Società adriatica di scienze naturali in Trieste - Società adriatica di scienze naturali in Trieste. (La Editoriale Libraria, 1907)

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Bollettino della Societá romana per gli studi zoologici - Societá romana per gli studi zoologici. (La Societá, 1892)

Bollettino della Societá romana per gli studi zoologici - Societá romana per gli studi zoologici. (La Societá, 1893)

Bollettino della Societá romana per gli studi zoologici - Societá romana per gli studi zoologici. (La Societá, 1894)

Bollettino della Societá romana per gli studi zoologici - Societá romana per gli studi zoologici. (La Societá, 1897)

Bollettino della Societá romana per gli studi zoologici - Societá romana per gli studi zoologici. (La Societá, 1898)

Bollettino della Società zoologica italiana - Società zoologica italiana. (La Società, 1900)

Bollettino della Società zoologica italiana - Società zoologica italiana. (La Società, 1905)

Bollettino della Società zoologica italiana - Società zoologica italiana. (La Società, 1907)

Bollettino della Società zoologica italiana - Società zoologica italiana. (La Società, 1908)

Bollettino della Società zoologica italiana - Società zoologica italiana. (La Società, 1909)

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Bonn zoological bulletin - Zoologisches Forschungsmuseum Alexander Koenig. (Zoologisches Forschungsmuseum Alexander Koenig, 2014)

Bonn zoological bulletin - Zoologisches Forschungsmuseum Alexander Koenig. (Zoologisches Forschungsmuseum Alexander Koenig, 2018)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1950)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1953)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1954)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1956)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1957)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1960)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1961)