Bulletin of the Amateur Entomologists' Society - Amateur Entomologists' Society (Great Britain) (Amateur Entomologists' Society, 1977)

Bulletin of the Amateur Entomologists' Society - Amateur Entomologists' Society (Great Britain) (Amateur Entomologists' Society, 1978)

Bulletin of the Amateur Entomologists' Society - Amateur Entomologists' Society (Great Britain) (Amateur Entomologists' Society, 1981)

Bulletin of the Amateur Entomologists' Society - Amateur Entomologists' Society (Great Britain) (Amateur Entomologists' Society, 1983)

Bulletin of the Amateur Entomologists' Society - Amateur Entomologists' Society (Great Britain) (Amateur Entomologists' Society, 2000)

Bulletin of the British Museum (Natural History) Botany - British Museum (Natural History) (The Museum, 1955)

Bulletin of the British Museum (Natural History) Botany - British Museum (Natural History) (The Museum, 1965)

Bulletin of the British Museum (Natural History) Botany - British Museum (Natural History) (The Museum, 1981)

Bulletin of the British Museum (Natural History) Botany - British Museum (Natural History) (The Museum, 1988)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1966)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1971)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1984)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1985)

Bulletin of the British Museum (Natural History) Geology - British Museum (Natural History) (BM(NH), 1970)

Bulletin of the British Museum (Natural History) Geology - British Museum (Natural History) (BM(NH), 1971)

Bulletin of the British Museum (Natural History) Historical Series - British Museum (Natural History) (BM(NH), 1984)

Bulletin of the British Museum (Natural History) Historical Series - British Museum (Natural History) (BM(NH), 1987)

Bulletin of the British Museum (Natural History) Historical Series - British Museum (Natural History) (BM(NH), 1990)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 2004)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 2008)

Bulletin of the Buffalo Society of Natural Sciences - Buffalo Society of Natural Sciences. (Buffalo Society of Natural Sciences, 1881)

The bulletin of the College of Agriculture, Tokyo Imperial University - Tokyo Norin Gakko. (College of Agriculture, Tokyo Imperial University, 1894)

Bulletin of the Essex Institute - Essex Institute. (Essex Institute, 1881)

Bulletin of the Illinois State Laboratory of Natural History - Illinois State Laboratory of Natural History. (The Laboratory, 1910)

The Bulletin of the Native Plant Society of Oregon - Native Plant Society of Oregon. (The Society, 1981)

The Bulletin of the Native Plant Society of Oregon - Native Plant Society of Oregon. (The Society, 1982)

The Bulletin of the Native Plant Society of Oregon - Native Plant Society of Oregon. (The Society, 1984)

The Bulletin of the Native Plant Society of Oregon - Native Plant Society of Oregon. (The Society, 1993)

The Bulletin of the Native Plant Society of Oregon - Native Plant Society of Oregon. (The Society, 1997)

The Bulletin of the Native Plant Society of Oregon - Native Plant Society of Oregon. (The Society, 2003)

The Bulletin of the Native Plant Society of Oregon - Native Plant Society of Oregon. (The Society, 2005)

Bulletin of the Natural History Museum. Botany series - Natural History Museum (London, England) (The Natural History Museum, 1998)

Bulletin of the Natural History Museum. Botany series - Natural History Museum (London, England) (The Natural History Museum, 1999)

Bulletin of the Natural History Museum. Botany series - Natural History Museum (London, England) (The Natural History Museum, 2000)

Bulletin of the Natural History Museum. Entomology series - Natural History Museum (London, England) (Intercept, 2000)

Bulletin of the Natural History Museum. Entomology series - Natural History Museum (London, England) (Intercept, 2002)

Bulletin of the New York Botanical Garden - New York Botanical Garden (Published for the Garden by the New Era Printing Co, 1899)

Bulletin of the New York Botanical Garden - New York Botanical Garden (Published for the Garden by the New Era Printing Co, 1900)

Bulletin of the New York Botanical Garden - New York Botanical Garden (Published for the Garden by the New Era Printing Co, 1901)

Bulletin of the New York Botanical Garden - New York Botanical Garden (Published for the Garden by the New Era Printing Co, 1903)

Bulletin of the New York Botanical Garden - New York Botanical Garden (Published for the Garden by the New Era Printing Co, 1905)

Bulletin of the New York Botanical Garden - New York Botanical Garden (Published for the Garden by the New Era Printing Co, 1912)

Bulletin of the New York Botanical Garden - New York Botanical Garden (Published for the Garden by the New Era Printing Co, 1919)

Bulletin of the New York Botanical Garden - New York Botanical Garden (Published for the Garden by the New Era Printing Co, 1921)

Bulletin of the New York Botanical Garden - New York Botanical Garden (Published for the Garden by the New Era Printing Co, 1929)

Bulletin of the Philosophical Society of Washington - Smithsonian Institution (Published by the co-operation of the Smithsonian Institution, 1881)

The Bulletin of the Pictou Academy Scientific Association - Pictou Academy Scientific Association. (Pictou Academy, 1906)

Bulletin of the scientific laboratories of Denison University - Denison Scientific Association. ([The University], 1892)

Bulletin of the scientific laboratories of Denison University - Denison Scientific Association. ([The University], 1919)

Bulletin of the scientific laboratories of Denison University - Denison Scientific Association. ([The University], 1885)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1917)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1920)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1941)

Bulletin - Southern California Academy of Sciences. (The Academy, 2015)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1875)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1893)

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

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1896)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1897)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1900)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1901)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1908)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1913)

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

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1915)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1916)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1917)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1923)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1924)

Bulletin of the United States Fish Commission - United States Fish Commission. (The Commission, Govt. Print. Off, 1882)

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

Bulletin of the U.S. Department of Agriculture - United States. Department of Agriculture. (Supt. of Docs., G.P.O, 1920)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 2009)

Bulletin - Ohio Biological Survey. (Ohio State University, 1913)

Bulletin : report of Agricultural Experiment Station, Agricultural and Mechanical College, Auburn, Ala - Agricultural; Mechanical College of Alabama. Agricultural Experiment Station. (The Station, 1888)

Bulletin - Smithsonian Institution. (G.P.O, 1952)

Bulletin - United States. Bureau of Plant Industry. (G.P.O, 1906)

Bulletin - United States. Bureau of Plant Industry. (G.P.O, 1907)

Bullettino bibliografico della botanica italiana - Traverso, G. B. (Giovanni Battista), 1878 -1955 (Societ botanica italiana, 1904)

Bullettino della Società botanica italiana - Società botanica italiana. (Società botanica italiana, 1893)

Butterflies and moths of Newfoundland and Labrador : the macrolepidoptera - Morris, Ray F. (Agriculture Canada, 1980)

The butterflies of the eastern United States and Canada : with special reference to New England - Riley, Charles V. (Charles Valentine), 1843 -1895 (The author, 1889)

The butterflies of the eastern United States and Canada with special reference to New England - Scudder, Samuel Hubbard, 1837 -1911 (S.H. Scudder, 1889)

Butterfly-hunting in many lands : notes of a field naturalist - Poulton, Edward Bagnall, Sir, 1856 -1943 (Longmans, Green, and co, 1912)

[Calendar posters] - Missouri Botanical Garden. (Missouri Botanical Garden, 2010)

[Calendar posters] - Missouri Botanical Garden. (Missouri Botanical Garden, 1991)

The California Desert Conservation Area Plan, 1980 - United States. Army. Corps of Topographical Engineers (The Bureau, 1980)

California fish and game - California. Division of Fish; Game. (State of California, Resources Agency, Dept. of Fish and Game, 1935)

California fish and game - California. Division of Fish; Game. (State of California, Resources Agency, Dept. of Fish and Game, 1949)

California fish and game - California. Division of Fish; Game. (State of California, Resources Agency, Dept. of Fish and Game, 1962)

California plants in their homes; a botanical reader for children [with supplement] - Cooper, Alice C. (B. R. Baumgardt & co, 1898)

California women in botany - Constance, Lincoln, 1909 -2001 (University of California, 1987)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1923)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1920)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1921)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1937)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1940)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1941)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1947)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1949)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1950)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1951)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1952)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1953)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1954)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1955)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1956)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1957)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1960)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1961)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1962)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1963)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1964)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1965)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1966)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1968)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1969)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1973)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1975)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1976)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1977)