British birds (1944)

British birds (1946)

British birds (1947)

British birds (1948)

British birds (1949)

British birds (1950)

British birds (1951)

British birds (1952)

British birds (1953)

British birds (1955)

British birds (1958)

British birds (1960)

British birds (1962)

British birds (1963)

British birds (1964)

British birds (1965)

British birds (1966)

British birds (1967)

British birds (1969)

British birds (1970)

British birds (1971)

British birds (1972)

British birds (1973)

British birds (1978)

British birds (1980)

British birds (1981)

British birds (1982)

British birds (1983)

British birds (1984)

British birds (1985)

British birds (1986)

British birds (1988)

British birds (1990)

British birds (1991)

British birds (1992)

British birds (1993)

British birds (1994)

British birds (1995)

British birds (1997)

British birds (1998)

British birds (2001)

British birds (2004)

British birds (2007)

British birds (2009)

British birds (2011)

British birds (2013)

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 (G. Routledge & Sons, limited, 1909)

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

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 ornithology : containing portraits of all the British birds including those of foreign origin which have become domesticated - Hunt, John, fl 1812 - (Bacon, 1815)

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)

Bulletin - Pacific Seabird Group. (The Group, 1974)

Bulletin - Pacific Seabird Group. (The Group, 1975)

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

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

Bulletin - Pacific Seabird Group. (The Group, 1977)

Bulletin - Pacific Seabird Group. (The Group, 1978)

Bulletin - Essex County Ornithological Club of Massachusetts. (1929)

Bulletin - Pacific Seabird Group. (The Group, 1980)

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

Bulletin - Pacific Seabird Group. (The Group, 1982)

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

Bulletin - Pacific Seabird Group. (The Group, 1986)

Bulletin - Pacific Seabird Group. (The Group, 1987)

Bulletin - United States National Museum (G.P.O, 1921)

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

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

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

Bulletin - Essex County Ornithological Club of Massachusetts. (1937)

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, 1859)

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

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

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

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.], 1902)

Bulletin de la Société entomologique d'Égypte - Jamiyat al-Hasharat al-Misriyah. (Société entomologique d'Égypte, 1908)

Bulletin de la Société géologique de France - Société géologique de France. (La Société, 1845)

Bulletin de la Société géologique de France - Société géologique de France. (La Société, 1830)

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

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 international de l'Académie des sciences de Cracovie. Comptes rendus des séances de l'année ... = Anzeiger der Akademie der Wissenschaften in Krakau - Polska Akademia Umiejętności. (Impr. de l'Université, 1891)

Bulletin of entomological research - Commonwealth Institute of Entomology. (Commonwealth Agricultural Bureaux, 1921)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2009)

Bulletin of the American Iris Society - American Iris Society. (American Iris Society, 2002)

Bulletin of the American Iris Society - American Iris Society. (American Iris Society, 2003)

Bulletin of the American Iris Society - American Iris Society. (American Iris Society, 2005)

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

Bulletin of the American Museum of Natural History - Allen, J. A. (Joel Asaph), 1838 -1921 (American Museum of Natural History, 1925)

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

Bulletin of the British Museum (Natural History) Zoology - British Museum (Natural History) (BM(NH), 1980)

Bulletin of the British Museum (Natural History) Zoology - British Museum (Natural History) (BM(NH), 1981)

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)