Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 2000)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 2002)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 2003)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 2005)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 2007)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 2015)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1893)

Bulletin of the Bureau of Fisheries - United States. Bureau of Fisheries. (Govt. Print. Off, 1907)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1930)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1933)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1936)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1937)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1944)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1951)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1953)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1960)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1882)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1885)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 1972)

Bulletin / Oriental Bird Club - Oriental Bird Club. (the Club, 1987)

Bulletin / Oriental Bird Club - Oriental Bird Club. (the Club, 1991)

Bulletin / Oriental Bird Club - Oriental Bird Club. (the Club, 1997)

Bulletin - Peabody Museum of Natural History. (The Museum, 1970)

Bulletin scientifique du Département du Nord et des pays voisins (Impr. de Six-Horemans, 1876)

Bulletins de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1879)

Burma, its people and productions; or, Notes on the fauna, flora, and minerals of Tenasserim, Pegu, and Burma - Theobald, W. (William), 1829 -1908 (S. Austin, 1882)

The Cambridge natural history - Harmer, S. F. (Sidney Frederic), 1862 -1950 (Macmillan and co., limited, 1899)

The Cambridge natural history - Harmer, S. F. (Sidney Frederic), 1862 -1950 (Macmillan and co., limited, 1900)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1978)

Cassell's book of birds - Brehm, Alfred Edmund, 1829 -1884 (Cassell, Petter and Galpin, 1875)

Cassell's book of birds : from the text of Dr. Brehm - Brehm, Alfred Edmund, 1829 -1884 (Cassell, Petter, and Galpin, 1869)

Cassell's natural history The feathered tribes (A. Montgomery, 1854)

Cassell's natural history - Duncan, P. Martin (Peter Martin), 1821 -1891 (Cassell, Petter & Galpin, 1876)

Cassell's natural history - Duncan, P. Martin (Peter Martin), 1821 -1891 (Cassell & Company, Limited, 1891)

Cassell's natural history - Duncan, P. Martin (Peter Martin), 1821 -1891 (Cassell & Company, Limited, 1896)

Catalogo descrittivo di una collezione di uccelli, fatta nell'interno dell'Affrica centrale nord dal maggio 1859 al luglio 1861 - Antinori, Orazio, 1811 -1882 (G. Daelli, Editori del politecnico, 1864)

Catálogo sistemático de toda la fauna de Filipinas conocida hasta el presente - Elera, Casto de, 1852 - (Imprenta del colegio de Santo Tomás, 1895)

Catálogo sistemático de toda la fauna de Filipinas conocida hasta el presente - Elera, Casto de, 1852 - (Imprenta del colegio de Santo Tomás, 1896)

Catalogue des collections ornithologiques en vente chez - Bouvier, Aimé. (A. Bouvier, 1874)

Catalogue méthodique des oiseaux qui se trouvent en Europe ou qui y sont de passage ... - Siepi, Pierre. (1878)

Catalogue of African birds in the collection of R.B. Sharpe - Sharpe, Richard Bowdler, 1847 -1909 (Published by the Author, 1871)

Catalogue of birds of the Americas and the adjacent islands in Field Museum of Natural History and including all species and subspecies known to occur in North America, Mexico, Central America, South America, the West Indies, and islands of the Caribbean Sea, the Galapagos Archipelago, and other islands which may properly be included on account of their faunal affinities - Field Museum of Natural History. (1938)

Catalogue of a collection of birds belonging to H.B. Tristram ... - Tristram, H. B. (Henry Baker), 1822 -1906 (Printed at the "Advertiser" Office, 1889)

Catalogue of a collection of birds from British East Africa - Dearborn, Ned (1909)

Catalogue of museum of natural history and miscellaneous antiquities, curios, &c - Miller, Donald. (Manse Printing Press, 1922)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1867)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1870)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1877)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1914)

Catalogue of the Birds in the British Museum - British Museum (Natural History). Department of Zoology. [Birds]. (1888)

Catalogue of the Birds in the British Museum - British Museum (Natural History). Department of Zoology. [Birds]. (1890)