British birds (2013)

British birds (2014)

British birds (2015)

British birds (2016)

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

British birds & their eggs : with a new method of identification - Boraston, John Maclair. (W. & R. Chambers, 1909)

British birds and their eggs : with a new method of identification - Boraston, John Maclair. (W. & R. Chambers, 1909)

British birds' eggs and nests, popularly described - Atkinson, J. C. (John Christopher), 1814 -1900 (s.n, 1861)

British birds for cages and aviaries; a hanbook relating to all British birds which may be kept in confinement - Greene, W. T. (William Thomas) (L.U. Gill, 1899)

British birds for cages and aviaries; a hanbook relating to all British birds which may be kept in confinement ... - Greene, W. T. (William Thomas) (L.U. Gill, 1899)

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, 1862)

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

British birds : key list - Irby, L. Howard (Leonard Howard Lloyd), 1836 -1905 (R.H. Porter, 1888)

British birds: their haunts and habits (Printed for private distribution only, 1868)

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 journal of entomology and natural history - British Entomological; Natural History Society. (British Entomological and Natural History Society, 2005)

British nesting birds : a complete record of every species which nests in the British Isles - Westell, W. Percival (William Percival), 1874 -1943 (J.M. Dent, 1910)

British oology : being illustrations of the eggs of British birds, with figures of each species, as far as practicable, drawn and coloured from nature : accompanied by descriptions of the materials and situation of their nests, number of eggs - Hewitson, William C. (William Chapman), 1806 -1878 (Published for the author by C. Empson, 1833)

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

British ornithology : being the history, with a coloured representation, of every known species of British birds - Graves, George, 1754 -1839 (Printed for the author by W. and S. Graves and sold by Sherwood, Neely, and Jones, 1821)

British ornithology : being the history with a coloured representation of every known species of British birds - Graves, George, 1754 -1839 (Printed for the author, by Stephen Couchman ... and sold by Sherwood, Neely, and Jones, 1811)

British song birds; being popular descriptions and anecdotes of the choristers of the groves - Wood, Neville. (John W. Parker, 1836)

British zoology - Pennant, Thomas, 1726 -1798 (Printed by William Eyres, for Benjamin White ..., London, 1776)

British zoology - Stejneger, Leonhard, 1851 -1943 (Printed for Benjamin White, 1768)

Brockhaus' Konversations-Lexikon (F.A. Brockhaus, 1895)

Buceros : ENVIS newsletter : avian ecology and inland wetlands - Bombay Natural History Society. (Bombay Natural History Society, 1997)

Buceros : ENVIS newsletter : avian ecology and inland wetlands - Bombay Natural History Society. (Bombay Natural History Society, 1998)

Buceros : ENVIS newsletter : avian ecology and inland wetlands - Bombay Natural History Society. (Bombay Natural History Society, 2001)

Buceros : ENVIS newsletter : avian ecology and inland wetlands - Bombay Natural History Society. (Bombay Natural History Society, 2002)

Budapest és környéke természetrajzi, orvosi és közmivelődési leirása : Budapest főváros : a magyar orvosok és természetvizsgálók XX. nagy-gyülésére emlékül - Dulácska, Géza, (Nyomatott a Magyar Királyi Egyetemi Könyvnyomdában, 1879)

Buffoni et Daubentoni figurarum avium coloratarum nomina systematica - Buffon, Georges Louis Leclerc, comte de, 1707 -1788 (J. Oomkens, 1820)

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

Buletinul Societății de Șciințe din Bucureșci, România = Bulletin de la Société des sciences de Bucarest, Roumanie - Societatea de Științe din București. (Societatea, 1911)

Bulletin - Société des amis des sciences naturelles de Rouen. (1865)

Bulletin - Société des amis des sciences naturelles de Rouen. (1885)

Bulletin - Société des amis des sciences naturelles de Rouen. (1891)

Bulletin - United States National Museum (G.P.O, 1960)

Bulletin - Biological Survey - United States. Bureau of Biological Survey. (Govt. print. off, 1911)

Bulletin de la Société des sciences naturelles de Neuchâtel - Société neuchâteloise des sciences naturelles. (Société des sciences naturelles de Neuchâtel, 1843)

Bulletin de la Société des sciences naturelles de Neuchâtel - Société neuchâteloise des sciences naturelles. (Société des sciences naturelles de Neuchâtel, 1846)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1850)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1852)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1853)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1855)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1856)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1859)

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, 1879)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1892)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1895)

Bulletin de la Société ornithologique suisse - Société ornithologique suisse. (H. Georg, 1870)

Bulletin de la Société philomathique de Paris - Société Philomathique de Paris. (Société philomathique de Paris, 1880)

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

Bulletin de la Société vaudoise des sciences naturelles - Société vaudoise des sciences naturelles. (Blanchard, 1858)

Bulletin de la Société vaudoise des sciences naturelles - Société vaudoise des sciences naturelles. (Blanchard, 1868)

Bulletin de la Société zoologique de Genève - Société zoologique de Genève. (Soci zoologique de Gen, 1907)

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 d'histoire naturelle du Département de la Moselle - Société d'histoire naturelle de la Moselle. ([s.n.], 1855)

Bulletin de la Société des sciences naturelles de l'Ouest de la France - Société des sciences naturelles de l'Ouest de la France. (Société des sciences naturelles de l'Ouest de la France [etc.], 1909)

Bulletin de la Société linnéenne de Normandie - Société linnéenne de Normandie. (The Society, 1876)

Bulletin de la Société nationale d'acclimatation de France - Société nationale d'acclimatation de France (Société nationale d'acclimatation de France, 1910)

Bulletin de la Société nationale d'acclimatation de France - Société nationale d'acclimatation de France (Société nationale d'acclimatation de France, 1911)

Bulletin de la Société nationale d'acclimatation de France - Société nationale d'acclimatation de France (Société nationale d'acclimatation de France, 1919)

Bulletin de la Société zoologique de France - Société zoologique de France. (La Société, 1880)

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, 1892)

Bulletin de la Société zoologique de France - Société zoologique de France. (La Société, 1908)

Bulletin de la Société zoologique de France - Société zoologique de France. (La Société, 1916)

Bulletin des sciences naturelles et de géologie (1830)

Bulletin du Muséum National d'Histoire Naturelle Supplément - Muséum national d'histoire naturelle (France) (Le Muséum, 1975)

Bulletin du Muséum national d'histoire naturelle - Muséum national d'histoire naturelle (France) (Imprimerie nationale, 1909)

Bulletin du Muséum national d'histoire naturelle - Muséum national d'histoire naturelle (France) (Imprimerie nationale, 1967)

Bulletin du Muséum national d'histoire naturelle - Muséum national d'histoire naturelle (France) (Imprimerie nationale, 1970)

Bulletin du Muséum national d'histoire naturelle Section C Sciences de la terre, paléontologie, géologie, minéralogie - Muséum national d'histoire naturelle (France) (Muséum national d'histoire naturelle, 1994)

Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1969)

Bulletin of miscellaneous information. Additional Series - Royal Botanic Gardens, Kew. (Royal Botanic Gardens], 1906)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 1995)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 1997)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2001)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2005)

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

Bulletin of the American Museum of Natural History - Allen, J. A. (Joel Asaph), 1838 -1921 (American Museum of Natural History, 1908)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1952)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1951)

Bulletin of the British Museum (Natural History) Zoology - British Museum (Natural History) (BM(NH), 1959)

Bulletin of the British Museum (Natural History) Zoology - British Museum (Natural History) (BM(NH), 1988)

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, 1899)

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, 1909)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1910)

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, 1950)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1955)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1956)

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, 1960)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1965)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1968)

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, 1976)

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, 1998)