British birds (1985)

British birds (1986)

British birds (1987)

British birds (1988)

British birds (1989)

British birds (1990)

British birds (1991)

British birds (1992)

British birds (1993)

British birds (1994)

British birds (1995)

British birds (1996)

British birds (1997)

British birds (1998)

British birds (2000)

British birds (2001)

British birds (2004)

British birds (2006)

British birds (2007)

British birds (2008)

British birds (2009)

British birds (2011)

British birds (2012)

British birds (2013)

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

British birds' eggs and nests, popularly described - Atkinson, J. C. (John Christopher), 1814 -1900 (G. Routledge, 1898)

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

British Central Africa : an attempt to give some account of a portion of the territories under British influence, north of the Zambesi - Johnston, Harry, 1858 -1927 (Arnold, 1897)

British Central Africa; an attempt to give some account of a portion of the territories under British influence north of the Zambezi - Johnston, Harry, 1858 -1927 (Edward Arnold, 1897)

British Central Africa; an attempt to give some account of a portion of the territories under British influence north of the Zambesi - Johnston, Harry, 1858 -1927 (Methuen & co, 1906)

British Ornithologists' Club occasional publications - British Ornithologists' Club. (British Ornithologists' Club, 1994)

British Ornithologists' Club occasional publications - British Ornithologists' Club. (British Ornithologists' Club, 1999)

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

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 [etc.], 1812)

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)

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, 2006)

Buceros : ENVIS newsletter : avian ecology and inland wetlands - Bombay Natural History Society. (Bombay Natural History Society, 2010)

Büffons Naturgeschichte der Vögel : aus dem Französischen, mit Anmerkungen und Zusätzen - Buffon, Georges Louis Leclerc, comte de, 1707 -1788 (bey Hermann Heinrich Holle, 1775)

Büffons Naturgeschichte der Vögel : aus dem Französischen, mit Anmerkungen und Zusätzen - Buffon, Georges Louis Leclerc, comte de, 1707 -1788 (bey Hermann Heinrich Holle, 1776)

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

Bulletin - East Africa Natural History Society. (East Africa Natural History Society, 1971)

Bulletin - Société des amis des sciences naturelles de Rouen. (1866)

Bulletin - Natural History Society of Maryland (The Society, 1933)

Bulletin - East Africa Natural History Society. (East Africa Natural History Society, 1975)

Bulletin - Société des amis des sciences naturelles de Rouen. (1867)

Bulletin - Colorado Agricultural Experiment Station (Colorado State University Experiment Station, 1897)

Bulletin - Colorado Agricultural Experiment Station (Colorado State University Experiment Station, 1898)

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

Bulletin - East Africa Natural History Society. (East Africa Natural History Society, 1978)

Bulletin - Essex County Ornithological Club of Massachusetts. (1927)

Bulletin - East Africa Natural History Society. (East Africa Natural History Society, 1980)

Bulletin - Essex County Ornithological Club of Massachusetts. (1931)

Bulletin - Société des amis des sciences naturelles de Rouen. (1889)

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

Bulletin - Société des amis des sciences naturelles de Rouen. (1896)

Bulletin - East Africa Natural History Society. (East Africa Natural History Society, 1986)

Bulletin - Société des amis des sciences naturelles de Rouen. (1903)

Bulletin - East Africa Natural History Society. (East Africa Natural History Society, 1993)

Bulletin - National Museum of Canada. (National Museum of Canada, 1926)

Bulletin - National Museum of Canada. (National Museum of Canada, 1934)

Bulletin - United States National Museum (G.P.O, 1926)

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

Bulletin - United States National Museum (G.P.O, 1930)

Bulletin - United States National Museum (G.P.O, 1931)

Bulletin - United States National Museum (G.P.O, 1932)

Bulletin - United States National Museum (G.P.O, 1937)

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