British birds (1994)

British birds (1995)

British birds (1996)

British birds (1997)

British birds (1998)

British birds (2000)

British birds (2001)

British birds (2002)

British birds (2003)

British birds (2004)

British birds (2005)

British birds (2006)

British birds (2007)

British birds (2008)

British birds (2009)

British birds (2010)

British birds (2011)

British birds (2012)

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 : descriptions of all the commoner species, their nests, and eggs - Kirkman, F. B. (Frederick B.), 1869 -1945 (T.C. & E.C. Jack, 1913)

British birds : descriptions of all the commoner species, their nests and eggs - Kirkman, F. B. (Frederick B.), 1869 -1945 (T.C. & E. Jack, 1900)

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

British birds' eggs and nests, popularly described - Atkinson, J. C. (John Christopher), 1814 -1900 (G. Routledge and Sons, 1867)

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, 1867)

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

British game birds and wildfowl - Fawcett, Benjamin, 1808 -1893 (Groombridge and Sons, 1855)

British journal of entomology and natural history - British Entomological; Natural History Society. (British Entomological and Natural History Society, 1998)

British journal of entomology and natural history - British Entomological; Natural History Society. (British Entomological and Natural History Society, 2003)

British journal of entomology and natural history - British Entomological; Natural History Society. (British Entomological and Natural History Society, 2004)

The British nature book; a complete handbook and guide to British nature study, embracing the mammals, birds, reptiles, fish, insects, plants, etc., in the United Kingdom - Sedgwick, Sidney Newman. (T.C. & E.C. Jack, Ltd, 1922)

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 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, 1813)

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 for Wilkie and Robinson [etc.], 1812)

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

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

British zoology - Pennant, Thomas, 1726 -1798 (Printed for Wilkie and Robinson; J. Nunn; White and Cochrane; Longman, Hurst, Rees, Orme, and Brown; Cadell and Davies; J. Harding; J. Booth; J. Richardson; J. Mawman; J. and A. Arch; R. Baldwin; and, 1812)

The British zoology. instituted for the promoting useful charities, and the knowledge of nature, among the descendants of the ancient Britons.... Class I, Quadrupeds - Pennant, Thomas, 1726 -1798 (J. and J. March, for the Society, 1766)

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)

Buceros : ENVIS newsletter : avian ecology and inland wetlands - Bombay Natural History Society. (Bombay Natural History Society, 2003)

Buceros : ENVIS newsletter : avian ecology and inland wetlands - Bombay Natural History Society. (Bombay Natural History Society, 2005)

Buceros : ENVIS newsletter : avian ecology and inland wetlands - Bombay Natural History Society. (Bombay Natural History Society, 2007)

Buceros : ENVIS newsletter : avian ecology and inland wetlands - Bombay Natural History Society. (Bombay Natural History Society, 1999)

Buceros : ENVIS newsletter : avian ecology and inland wetlands - Bombay Natural History Society. (Bombay Natural History Society, 2009)

Buceros : ENVIS newsletter : avian ecology and inland wetlands - Bombay Natural History Society. (Bombay Natural History Society, 2013)

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)

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

Bullet and shot in Indian forest, plain and hill. With hints to beginners in Indian shooting - Russell, Charles Edward Mackintosh. (W. Thacker and Co, 1900)

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

Bulletin - National Institutes of Health (U.S.) (U.S. Govt. Print. Off, 1907)

Bulletin - Société des amis des sciences naturelles de Rouen. (1879)

Bulletin - United States National Museum (G.P.O, 1909)

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, 1960)

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

Bulletin - National Museum of Canada. (National Museum of Canada, 1967)

Bulletin - Biological Survey - United States. Bureau of Biological Survey. (Govt. print. off, 1908)

Bulletin d'écologie - Société Française D'Écologie (Masson, 1973)

Bulletin d'écologie - Société Française D'Écologie (Masson, 1981)

Bulletin de la Classe physico-mathématique de l'Académie impériale des sciences de Saint-Pétersbourg - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia). Fiziko-matematicheskoe otdielenīe. (W. Graeff, 1847)

Bulletin de la Classe physico-mathématique de l'Académie impériale des sciences de Saint-Pétersbourg - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia). Fiziko-matematicheskoe otdielenīe. (W. Graeff, 1854)

Bulletin de la Société d'histoire naturelle de Colmar - Société d'histoire naturelle de Colmar. (Société d'histoire naturelle de Colmar, 1886)

Bulletin de la Société d'histoire naturelle de Colmar - Société d'histoire naturelle de Colmar. (Société d'histoire naturelle de Colmar, 1895)

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, 1829)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1834)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1837)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1839)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1841)