The British bird book : an account of all the birds, nests and eggs found in the British Isles - Jourdain, F. C. R. (Francis Charles Robert), 1865 -1940 (T.C. & E.C. Jack, 1910)

British birds (1908)

British birds (1909)

British birds (1910)

British birds (1911)

British birds (1912)

British birds (1913)

British birds (1914)

British birds (1915)

British birds (1917)

British birds (1918)

British birds (1920)

British birds (1921)

British birds (1922)

British birds (1923)

British birds (1930)

British birds (1932)

British birds (1935)

British birds (1939)

British birds (1941)

British birds (1944)

British birds (1950)

British birds (1955)

British birds (1963)

British birds (1971)

British birds (1979)

British birds (1995)

British birds (1996)

British birds (1997)

British birds (1998)

British birds (1999)

British birds (2000)

British birds (2001)

British birds (2003)

British birds (2005)

British birds (2006)

British birds (2008)

British birds (2009)

British birds (2014)

British birds (2016)

British birds - Jardine, William, 1800 -1874 (W.H. Lizars [etc.], 1843)

British birds' eggs: a handbook of British oölogy - Butler, Arthur G. (Arthur Gardiner), 1844 -1925 (Janson, 1886)

British birds in their haunts - Johns, C. A. (Charles Alexander), 1811 -1874 (Society for Promoting Christian Knowledge, 1862)

British birds in their haunts - Johns, C. A. (Charles Alexander), 1811 -1874 (G. Routledge & Sons, limited, 1909)

British birds in their haunts - Johns, C. A. (Charles Alexander), 1811 -1874 (Society for Promoting Christian Knowledge, 1893)

British birds in their haunts - Johns, C. A. (Charles Alexander), 1811 -1874 (Society for Promoting Christian Knowledge, 1867)

British birds in their haunts ... - Johns, C. A. (Charles Alexander), 1811 -1874 (G. Routledge, 1922)

British birds in their haunts - Johns, C. A. (Charles Alexander), 1811 -1874 (G. Routledge, 1922)

British birds: key list - Irby, L. Howard (Leonard Howard Lloyd), 1836 -1905 (R. H. Porter, 1892)

British birds with their nests and eggs - Frohawk, Frederick William, 1861 -1946 (Brumby & Clarke, 1896)

British birds - Thorburn, Archibald, 1860 -1935 (Longmans, Green, 1915)

British Ornithologists' Club occasional publications - British Ornithologists' Club. (British Ornithologists' Club, 1997)

Brockhaus' Konversations-Lexikon (F.A. Brockhaus, 1892)

Buletinul Societății de Șciințe din Bucureșci, România = Bulletin de la Société des sciences de Bucarest, Roumanie - Societatea de Științe din București. (Societatea, 1892)

Bulletin - Société d'Étude des Sciences Naturelles de Béziers. (1880)

Bulletin - United States National Museum (G.P.O, 1927)

Bulletin - United States National Museum (G.P.O, 1938)

Bulletin - United States National Museum (G.P.O, 1845)

Bulletin - United States National Museum (G.P.O, 1963)

Bulletin biologique de la France et de la Belgique - Laboratoire d'évolution des êtres organisés (Paris, France) (Gauthier-Villars, 1921)

Bulletin de la Classe physico-mathématique de l'Académie impériale des sciences de Saint-Pétersbourg - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia). Fiziko-matematicheskoe otdielenīe. (W. Graeff, 1851)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1831)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1860)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1872)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1911)

Bulletin de la Société philomathique de Paris - Société Philomathique de Paris. (Société philomathique de Paris, 1911)

Bulletin de la Société portugaise des sciences naturelles - Sociedade Portuguesa de Ciências Naturais. (Société portugaise des sciences naturelles, 1910)

Bulletin de la Société botanique de France - Centre national de la recherche scientifique (France) (La Société, 1895)

Bulletin de la Société d'histoire naturelle de Toulouse - Société d'histoire naturelle de Toulouse. (Bonnal et Gibrac, 1872)

Bulletin de la Société d'histoire naturelle de Toulouse - Société d'histoire naturelle de Toulouse. (Bonnal et Gibrac, 1875)

Bulletin de la Société d'histoire naturelle du Département de la Moselle - Société d'histoire naturelle de la Moselle. ([s.n.], 1851)

Bulletin de la Société des Pyrenees-Orientales, sciences, belles-lettres, arts industriels et agricole - Société des Pyrenees-Orientales. (Société des Pyrenees-Orientales, 1841)

Bulletin de la Société mycologique de France - Société botanique de France. (La Société, 1886)

Bulletin de la Société zoologique de France - Société zoologique de France. (La Société, 1876)

Bulletin de la Société zoologique de France - Société zoologique de France. (La Société, 1877)

Bulletin de la Société zoologique de France - Société zoologique de France. (La Société, 1887)

Bulletin de la Société zoologique de France - Société zoologique de France. (La Société, 1902)

Bulletin des sciences naturelles et de géologie (1825)

Bulletin des sciences naturelles et de géologie (1829)

Bulletin du Musée royal d'histoire naturelle de Belgique = Mededeelingen van het Korinklijk Natuurhistorisch Museum van België - Musée royal d'histoire naturelle de Belgique. (Le Musée, Imprimeur du Roi, 1886)

Bulletin du Musée royal d'histoire naturelle de Belgique = Mededeelingen van het Korinklijk Natuurhistorisch Museum van België - Musée royal d'histoire naturelle de Belgique. (Le Musée, Imprimeur du Roi, 1887)

Bulletin du Muséum national d'histoire naturelle. Section A, Zoologie, biologie et écologie animales - Muséum national d'histoire naturelle (France) (Muséum national d'histoire naturelle, 1986)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2000)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2002)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2006)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2012)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2014)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2015)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2017)

Bulletin of the American Museum of Natural History - Allen, J. A. (Joel Asaph), 1838 -1921 (American Museum of Natural History, 1917)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1958)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1971)

Bulletin of the British Museum (Natural History) Geology - British Museum (Natural History) (BM(NH), 1993)

Bulletin of the British Museum (Natural History) Zoology - British Museum (Natural History) (BM(NH), 1972)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1892)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1905)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1911)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1913)

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, 1928)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1932)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1933)

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, 1969)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1971)

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