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

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

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)

Brothers EIS area in Central Oregon : wildlife habitat interrelationships : working draft - United States. Bureau of Land Management. Oregon State Office. (Bureau of Land Management, Oregon State Office, 1982)

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

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

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

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

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

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

Bulletin - National Museum of Canada. (National Museum of Canada, 1925)

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

Bulletin - New York State Museum. (University of the State of New York, State Education Dept, 2002)

Bulletin - United States National Museum (G.P.O, 1919)

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

Bulletin - United States National Museum (G.P.O, 1950)

Bulletin - United States National Museum (G.P.O, 1955)

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

Bulletin - National Museum of Canada. (National Museum of Canada, 1946)

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

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

Bulletin - Biological Survey - United States. Bureau of Biological Survey. (Govt. print. off, 1900)

Bulletin - Biological Survey - United States. Bureau of Biological Survey. (Govt. print. off, 1906)

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, 1888)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1878)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1883)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1886)

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 botanique de Genève - Société botanique de Genève. (Société botanique de Genève, 1909)

Bulletin de la Société botanique de Genève - Société botanique de Genève. (Société botanique de Genève, 1917)

Bulletin de la Société d'histoire naturelle de Toulouse - Société d'histoire naturelle de Toulouse. (Bonnal et Gibrac, 1874)

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

Bulletin de la Société impériale zoologique d'acclimatation - Société impériale zoologique d'acclimatation (Société impériale zoologique d'acclimatation, 1869)

Bulletin de la Société linnéenne de Normandie - Société linnéenne de Normandie. (The Society, 1856)

Bulletin des sciences naturelles et de géologie (1827)

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, 2005)

Bulletin of the American Museum of Natural History - Allen, J. A. (Joel Asaph), 1838 -1921 (American Museum of Natural History, 1905)

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, 1924)

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

Bulletin of the American Museum of Natural History - Allen, J. A. (Joel Asaph), 1838 -1921 (American Museum of Natural History, 1899)

Bulletin of the British Museum (Natural History) Historical Series - British Museum (Natural History) (BM(NH), 1979)

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, 1953)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1954)

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, 1958)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1963)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1961)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1967)

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, 1992)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1991)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1993)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 2000)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 2003)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 2009)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 2014)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1893)

Bulletin of the Buffalo Society of Natural Sciences - Buffalo Society of Natural Sciences. (Buffalo Society of Natural Sciences, 1910)

Bulletin of the Buffalo Society of Natural Sciences - Buffalo Society of Natural Sciences. (Buffalo Society of Natural Sciences, 1918)

Bulletin of the Bureau of Fisheries - United States. Bureau of Fisheries. (Govt. Print. Off, 1913)

Bulletin of the Bureau of Fisheries - United States. Bureau of Fisheries. (Govt. Print. Off, 1918)

Bulletin of the Bureau of Fisheries - United States. Bureau of Fisheries. (Govt. Print. Off, 1922)

Bulletin of the Department of Geology - University of California, Berkeley. Department of Geology. (The University Press, 1912)

Bulletin of the Department of Geology - University of California, Berkeley. Department of Geology. (The University Press, 1914)

Bulletin of the Illinois State Laboratory of Natural History - Illinois State Laboratory of Natural History. (The Laboratory, 1876)

Bulletin of the Maryland Herpetological Society - Maryland Herpetological Society. (Maryland Herpetological Society, Dept. of Herpetology, Natural History Society of Maryland, 1990)

Bulletin of the Michigan Ornithological Club - Michigan Ornithological Club. (The Club, 1904)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1902)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1913)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1863)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1957)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1992)

Bulletin of the Nuttall Ornithological Club - Baird, Spencer Fullerton, 1823 -1887 (The Club, 1881)

Bulletin of the Nuttall Ornithological Club - Baird, Spencer Fullerton, 1823 -1887 (The Club, 1882)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1943)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1950)

Bulletin of the Texas Ornithological Society - Texas Ornithological Society. (Texas Ornithological Society, 2009)

Bulletin of the Texas Ornithological Society - Texas Ornithological Society. (Texas Ornithological Society, 2012)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1895)

Bulletin of the United States Geological and Geographical Survey of the Territories - Geological; Geographical Survey of the Territories (U.S.) (Government Printing Office, 1880)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1877)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1881)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1884)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1883)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1885)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1916)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1919)