British birds (1990)

British birds (1991)

British birds (1993)

British birds (1995)

British birds (1996)

British birds (1997)

British birds (1999)

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 (2015)

British birds (2016)

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: 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 Graham land expedition, 1934-37. Scientific reports. v. 1 - British Museum (Natural History) (Printed by order of the Trustees of the British museum, 1940)

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

British sea birds ... - Dixon, Charles, 1858 -1926 (Bliss, Sands and Foster, 1896)

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

Bulletin - Pacific Seabird Group. (The Group, 1976)

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

Bulletin - Pacific Seabird Group. (The Group, 1983)

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

Bulletin - Pacific Seabird Group. (The Group, 1989)

Bulletin - Pacific Seabird Group. (The Group, 1992)

Bulletin - Pacific Seabird Group. (The Group, 1993)

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

Bulletin - National Museum of Canada. (National Museum of Canada, 1928)

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

Bulletin - United States National Museum (G.P.O, 1922)

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

Bulletin - United States National Museum (G.P.O, 1961)

Bulletin - National Museum of Canada. (National Museum of Canada, 1956)

Bulletin - National Museum of Canada. (National Museum of Canada, 1960)

Bulletin de l'Institut océanographique de Monaco - Institut océanographique. (L'Institut, 1910)

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 neuchâteloise des sciences naturelles - Société neuchâteloise des sciences naturelles. (Impr. wolfrath, 1909)

Bulletin de la Société philomathique de Paris - Société Philomathique de Paris. (Société philomathique de Paris, 1912)

Bulletin de la Société fribourgeoise des sciences naturelles : compte-rendu - Société fribourgeoise des sciences naturelles (Imprimerie Ant. Henseler, 1880)

Bulletin de la Société nationale d'acclimatation de France - Société nationale d'acclimatation de France (Société nationale d'acclimatation de France, 1915)

Bulletin de la Société zoologique de France - Société zoologique de France. (La Société, 1899)

Bulletin du Muséum d'histoire naturelle - Muséum national d'histoire naturelle (France) (Impr. nationale, 1899)

Bulletin du Muséum national d'histoire naturelle - Muséum national d'histoire naturelle (France) (Imprimerie nationale, 1951)

Bulletin du Muséum national d'histoire naturelle - Muséum national d'histoire naturelle (France) (Imprimerie nationale, 1968)

Bulletin / New York State Museum - New York State Museum. (New York State Education Dept, 1900)

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, 2009)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2010)

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