Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1917)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1920)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1926)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1947)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1950)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1957)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1958)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1959)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1963)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1961)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1964)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1969)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1973)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1980)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1995)

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, 2006)

Bulletin of the Texas Ornithological Society - Texas Ornithological Society. (Texas Ornithological Society, 2019)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 1999)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 2000)

Bulletin / Oriental Bird Club - Oriental Bird Club. (the Club, 1995)

Bulletin / Oriental Bird Club - Oriental Bird Club. (the Club, 1999)

Bulletin / Ornithological Society of the Middle East - Ornithological Society of the Middle East. (Ornithological Society of the Middle East, 1980)

Bulletin / Ornithological Society of the Middle East - Ornithological Society of the Middle East. (Ornithological Society of the Middle East, 1981)

Bulletin / Ornithological Society of the Middle East - Ornithological Society of the Middle East. (Ornithological Society of the Middle East, 1988)

Bulletin / Ornithological Society of the Middle East - Ornithological Society of the Middle East. (Ornithological Society of the Middle East, 1991)

Bulletin / Ornithological Society of the Middle East - Ornithological Society of the Middle East. (Ornithological Society of the Middle East, 1992)

Bulletin / Ornithological Society of Turkey - Ornithological Society of Turkey. (Ornithological Society of Turkey, 1977)

Bulletin - Peabody Museum of Natural History. (The Museum, 1972)

Bulletin scientifique, historique et littéraire du Département du Nord et des pays voisins (s.n, 1869)

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. (1897)

Cage birds and bird world (F. Carl, 1907)

Cage birds and bird world (F. Carl, 1908)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1951)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1987)

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)

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

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

Catalogue of British Birds in the Collection of the British Museum - British Museum (Natural History) (1863)

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

Catalogue of the Birds in the British Museum - British Museum (Natural History). Department of Zoology. [Birds]. (1875)

Catalogue of the birds of prey (Accipitres and Striges), with the number of specimens in Norwich museum - Gurney, J. H. (John Henry), 1848 -1922 (R.H. Porter, 1894)

Catalogue of the Collection of Birds' Eggs in the British Museum - Oates, Eugene William, 1845 -1911 (1902)

A catalogue of the collection of birds formed by the late Hugh Edwin Strickland - Salvin, Osbert, 1835 -1898 (Univ. Press, 1882)

A catalogue of the collection of birds formed by the late Hugh Edwin Strickland ... - Salvin, Osbert, 1835 -1898 (University Press, 1882)

Centralblatt für Bakteriologie, Parasitenkunde und Infektionskrankheiten. 1. Abt, Originale (G. Fischer, 1912)

Centralblatt für Bakteriologie und Parasitenkunde (G. Fischer, 1890)

Centralblatt für Bakteriologie und Parasitenkunde (G. Fischer, 1891)

The Century dictionary : an encyclopedic lexicon of the English language: prepared under the superintendence of William Dwight Whitney - Whitney, William Dwight, 1827 -1894 (Century Co, 1889)

Chamber's encyclopaedia, a dictionary of universal knowledge (Chambers, 1902)

Check-list and bibliography on the occurrence of insects in birds' nests - Hicks, Ellis A. (Iowa State College Press, 1959)

Check-list of birds of the world - Traylor, Melvin A. (Melvin Alvah), 1915 -2008 (Harvard University Press, 1940)

Check-list of North American birds : the species of birds of North America from the Arctic through Panama, including the West Indies and Hawaiian Islands / prepared by the Committee on Classification and Nomenclature of the American Ornithologists' Union - American Ornithologists' Union. (American Ornithologists' Union, 1983)

A check list of the genera and species of Mallophaga - Clay, Theresa (BM(NH), 1952)

Checklist of birds listed in the CITES appendices (1995)

Checklist of birds listed in the CITES appendices and in EC Regulation 338/97 (1999)

Checklist of birds listed in the CITES appendices and in EC Regulation 338/97 (2001)

Checklist of CITES Species (1998)

Checklist of CITES Species and Annotated CITES Appendices and Reservations - Inskipp, Tim (CITES Secretariat, UNEP-WCMC, 2005)

Checklist of CITES Species: a reference to the appendices to the Convention on International Trade in Endangered Species of Wild Fauna and Flora (2003)

Checklist of CITES Species: a reference to the appendices to the Convention on International Trade in Endangered Species of Wild Fauna and Flora (1996)

Checklist of CITES Species: a reference to the appendices to the Convention on International Trade in Endangered Species of Wild Fauna and Flora (2001)

The chewing lice : world checklist and biological overview - Price, Roger D. (Illinois Natural History Survey, 2003)

Chinese herpetological research - Zhongguo liang qi pa xing dong wu xue hui. (Chinese Society for the Study of Amphibians and Reptiles, 1989)

The classification of lower organisms - Copeland, Herbert Faulkner (Pacific Books, 1956)

The collected scientific papers of the late Alfred Henry Garrod, M.A., F.R.S - Forbes, W. A. (William Alexander), 1855 -1883 (R.H. Porter, 1881)

[A collection of various papers; mostly on birds of Greenland, Denmark and the North Atlantic Ocean, 1892-1902.] - Helms, O. (Otto), 1866 -1942 (1892)

Coloured figures of the birds of the British Islands / issued by Lord Lilford - Salvin, Osbert, 1835 -1898 (R. H. Porter, 1885)

Coloured figures of the eggs of British birds : with descriptive notices - Sharpe, Richard Bowdler, 1847 -1909 (Pawson and Brailsford, 1896)

Die Columella der Vögel (Columella auris avium) ihr Bau und dessen Einfluss auf die Feinhörigkeit; neue Untersuchungen und Beiträge zur comparativen Anatomie des Gehörorganes - Krause, Georg, 1858 -1915 (R. Friedländer & Sohn, 1901)

Compendio della fauna italiana : descrizione elementare degli animali più parte originali - Camerano, Lorenzo, 1856 -1917 (Ditta G.B. Paravia e Comp, 1885)

Compte-rendu des séances du sixième Congrès international de zoologie, tenu à Berne du 14 au 19 août 1904 (W. Kündig & fils, 1905)

Comptes rendus des séances de la Société de biologie - Société de biologie (Paris, France) (Masson et Cie, 1918)

Comptes rendus hebdomadaires des séances et mémoires de la Société de biologie - Société de biologie (Paris, France) (G. Masson, 1901)

Comptes rendus hebdomadaires des séances et mémoires de la Société de biologie - Société de biologie (Paris, France) (G. Masson, 1902)

Comptes rendus hebdomadaires des séances et mémoires de la Société de biologie - Société de biologie (Paris, France) (G. Masson, 1903)

Comptes rendus hebdomadaires des séances et mémoires de la Société de biologie - Société de biologie (Paris, France) (G. Masson, 1904)

Comptes rendus hebdomadaires des séances et mémoires de la Société de biologie - Société de biologie (Paris, France) (G. Masson, 1905)

Comptes rendus hebdomadaires des séances et mémoires de la Société de biologie - Société de biologie (Paris, France) (G. Masson, 1911)

Comptes rendus hebdomadaires des séances de l'Académie des sciences - Centre national de la recherche scientifique (France) (publiés avec le concours du Centre national de la recherche scientifique par MM. les secrétaires perpétuels, 1905)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1911)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1909)