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

Bulletin of the Brooklyn Entomological Society - Brooklyn Entomological Society (The Society, 1942)

Bulletin of the Essex Institute - Essex Institute. (Essex Institute, 1877)

Bulletin of the Essex Institute - Essex Institute. (Essex Institute, 1878)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1904)

Bulletin / Ornithological Society of the Middle East - Ornithological Society of the Middle East. (Ornithological Society of the Middle East, 1987)

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 the Middle East - Ornithological Society of the Middle East. (Ornithological Society of the Middle East, 1993)

Bulletin / Ornithological Society of the Middle East - Ornithological Society of the Middle East. (Ornithological Society of the Middle East, 1995)

Bulletin / Ornithological Society of Turkey - Ornithological Society of Turkey. (Ornithological Society of Turkey, 1969)

Bulletin - Peabody Museum of Natural History. (The Museum, 1952)

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

Bulletin - Peabody Museum of Natural History. (The Museum, 1971)

Bulletin - Société d'histoire naturelle d'Autun (France) (La Socit, 1888)

Bullettino bibliografico della botanica italiana - Traverso, G. B. (Giovanni Battista), 1878 -1955 (Societ botanica italiana, 1904)

Butlletí de la Institució Catalana d'Història Natural - Institució Catalana d'Història Natural (Barcelona, Spain) (1904)

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

Canaries, hybrids, and British birds in cage and aviary - Lewer, Sidney Herbert, 1862 - (Cassell, 1926)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1918)

Catálogo de las aves del Archipiélago Canario - Cabrera y Diaz, Anatael. (Estab. Tip. de Fortanet, 1893)

Catalogue de la faune de l'Aube, ou, Liste méthodique des animaux vivants et fossiles, sauvages ou domestiques : qui se rencontrent, soit constamment, soit périodiquement, dans cette partie de la Champagne / par Jules Ray - Ray, Jules. (Bouquot, 1843)

Catalogue des mammifères et des oiseaux - Loche, Victor, 1806 -1863 (Bertrand, 1858)

Catalogue des mammifères et des oiseaux observés en Algérie - Bonaparte, Charles-Lucien, 1803 -1857 (Bertrand, 1858)

Catalogue des oiseaux d'Europe : pour servir de comple´ment et de supple´ment a l'ornithologie europe´enne de Degland et Gerbe (1867) - Trouessart, E.-L. (Edouard-Louis), 1842 -1927 (P. Klincksieck, L. Lhomme, 1912)

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 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, 1869)

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, 1914)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1921)

Catalogue of the Birds in the British Museum - British Museum (Natural History). Department of Zoology. [Birds]. (1881)

A catalogue of the birds in the Museum of the Honorable East India Company - East India Company. Museum. (1854)

Catalogue of the birds of Suffolk, with an introduction and remarks on their distribution - Babington, Churchill, 1821 -1889 (J. Van Voorst, 1884)

Catalogue of the Collection of Birds' Eggs in the British Museum - Oates, Eugene William, 1845 -1911 (1903)

Catalogue of the Collection of Birds' Eggs in the British Museum - Oates, Eugene William, 1845 -1911 (1905)

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)

Catalogue of the European and Asiatic migrants to Kenya and Uganda, with brief outline of the subject of migration of birds - Van Someren, Victor Gurner Logan, 1886 -1976 ([East Africa and Uganda Natural History Society], 1931)

Catalogue of the genera and subgenera of birds contained in the British Museum - Gray, George Robert, 1808 -1872 (Printed by order of the Trustees, 1855)

A Catalogue of the generic and sub-generic types of the class Aves arranged according to the natural system : with separate lists, distinguishing the various quarters of the globe in which they are to be procured - Selby, Prideaux John, 1788 -1867 (1840)

Catalogue of the specimens illustrating the osteology of vertebrated animals, recent and extinct, contained in the Museum of the Royal College of Surgeons of England. Part III, Class Aves - Sharpe, Richard Bowdler, 1847 -1909 (1891)

Catalogue raisonné des oiseaux observés dans les Pyrénées françaises et les régions limitrophes, ... suivi de deux tables alphabétiques des espèces et de leurs synonymes en patois de Toulouse - Lacroix, Adrien (Privat, 1873)

Catalogue systématique de la collection de feu J.P. van Wickevoort Crommelin - Wickevoort Crommelin, Jan Pieter van. (Brill, 1894)

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)

The century supplement to the dictionary of gardening, a practical and scientific encyclopaedia of horticulture for gardeners and botanists - Nicholson, George, 1847 -1908 (Geo. T. King, 1901)

Die cestoden der Vögel - Fuhrmann, Otto 1871 -1945 (G. Fischer, 1908)

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, 1986)

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)

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

[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)

Coloured illustrations of British birds, and their eggs - Meyer, H. L. (Henry Leonard), 1864 (G.W. Nickisson, 1844)

Coloured illustrations of British birds, and their eggs - Meyer, H. L. (Henry Leonard), 1864 (G.W. Nickisson, 1850)

Coloured illustrations of the eggs of British birds - Hewitson, William C. (William Chapman), 1806 -1878 (J. Van Voorst, 1856)

Compendium der Helminthologie. Ein Verzeichniss der bekannten Helminthen, die frei oder in thierischen Körpern leben, geordnet nach ihren Wohnthieren, unter Angabe der Organe, in denen sie gefunden sind, und mit Beifügung der Litteraturquellen - Linstow, Otto von, 1842 -1916 (Hahn'sche Buchhandlung, 1878)

Compendium der Helminthologie : Nachtrag : die Litteratur der Jahre 1878-1889 - Linstow, Otto von, 1842 -1916 (Hahn'sche Buchhandlung, 1889)

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

A concise handbook of British birds - Swann, H. Kirke (Harry Kirke), 1871 -1926 (J. Wheldon, 1896)

Condition and doings of the Boston Society of Natural History as exhibited by the annual reports - Boston Society of Natural History. (1864)

Conference report / Botanical Society of the British Isles - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1974)

Conspectus generum avium - Bonaparte, Charles-Lucien, 1803 -1857 (Apud E.J. Brill, 1850)

Contributions à la faune ornithologique de l'Europe occidentale : recueil comprenant les espèces d'oiseaux que se reproduisent dans cette région ou qui s'y montrent régulièrement de passage, augmenté de la description des principales espèces exotiques les plus voisines des indigènes ou susceptibles d'ètre confondues avec elles, ainsi que l'énumération des races domestiques - Olphe-Galliard, Léon, 1825 -1893 (L. Lasserre, 1887)

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1964)

Contributions to embryology - Carnegie Institution of Washington

Contributions to the flora and fauna of Repton and neighbourhood - Garneys, William. (Bemrose, 1881)

Controlled natural selection and value marketing - Mottram, James Cecil, 1880 - (Longmans, Green and Co, 1914)

Controlled natural selection and value marking - Mottram, James Cecil, 1880 - (Longmans, Green, 1914)

Correspondenz-blatt des Naturwissenschaftlichen Vereins (früher Zoologisch-mineralogischer Verein) in Regensburg - Naturwissenschaftlicher Verein Regensburg. (Naturwissenschaftlichen Verein, 1883)

Correspondenz-blatt des Zoologisch-mineralogischen Vereins in Regensburg - Zoologisch-Mineralogischer Verein (Regensburg, Germany) (Zoologisch-mineralogischer Verein, 1848)

Correspondenz-blatt des Zoologisch-mineralogischen Vereins in Regensburg - Zoologisch-Mineralogischer Verein (Regensburg, Germany) (Zoologisch-mineralogischer Verein, 1850)

Correspondenz-blatt des Zoologisch-mineralogischen Vereins in Regensburg - Zoologisch-Mineralogischer Verein (Regensburg, Germany) (Zoologisch-mineralogischer Verein, 1851)

Correspondenz-blatt des Zoologisch-mineralogischen Vereins in Regensburg - Zoologisch-Mineralogischer Verein (Regensburg, Germany) (Zoologisch-mineralogischer Verein, 1859)

Country rambles, and Manchester walks and wild flowers: being rural wanderings in Cheshire, Lancashire, Derbyshire, & Yorkshire - Grindon, Leo H. (Leo Hartley), 1818 -1904 (Palmer & Howe, 1882)

The cuckoo's secret - Chance, Edgar Percival. (Sidgwick & Jackson, ltd, 1922)

The cuckoo's secret - Chance, Edgar Percival. (Sidgwick & Jackson, 1922)

Die culturpflanzen Norwegens - Schübeler, F. C. (Frederik Christian), 1815 -1892 (Gedruckt bei Brøgger & Christie, 1862)

The cyclopædia of India and of Eastern and Southern Asia : commercial, industrial and scientific, products of the mineral, vegetable, and animal kingdoms, useful arts and manufactures - Balfour, Edward, 1813 -1889 (B. Quaritch, 1885)

Danmarks fugle, beskrevne - Kjaerbølling, N. (Niels), 1806 -1871 (Forfatterens Forlag, 1852)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1907)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1908)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1909)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1911)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1912)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1913)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1915)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1916)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1917)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1919)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1920)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1921)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1923)