Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1888)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1898)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1904)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1906)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1907)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1949)

Bulletin of the Philosophical Society of Washington - Smithsonian Institution (Published by the co-operation of the Smithsonian Institution, 1892)

Bulletin of the scientific laboratories of Denison University - Denison Scientific Association. ([The University], 1888)

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

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1945)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1947)

Bulletin - Southern California Academy of Sciences. (The Academy, 1998)

Bulletin - Southern California Academy of Sciences. (The Academy, 2003)

Bulletin of the Texas Ornithological Society - Texas Ornithological Society. (Texas Ornithological Society, 2018)

Bulletin of the United States Fish Commission - United States Fish Commission. (The Commission, Govt. Print. Off, 1900)

Bulletin of the United States Fish Commission - United States Fish Commission. (The Commission, Govt. Print. Off, 1903)

Bulletin of the United States Geological Survey - Geological Survey (U.S.) (G.P.O, 1906)

Bulletin of the United States Geological Survey - Geological Survey (U.S.) (G.P.O, 1905)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1882)

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

Bulletin of the U.S. Department of Agriculture - United States. Department of Agriculture. (Supt. of Docs., G.P.O, 1917)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 1985)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 1997)

Bulletin scientifique de la France et de la Belgique - Laboratoire d'évolution des êtres organisés (Paris, France) (Octave Doin, 1897)

Bulletin scientifique de la France et de la Belgique - Laboratoire d'évolution des êtres organisés (Paris, France) (Octave Doin, 1898)

Bulletin scientifique de la France et de la Belgique - Laboratoire d'évolution des êtres organisés (Paris, France) (Octave Doin, 1900)

Bulletin - Smithsonian Institution. (G.P.O, 1907)

Bulletin - Smithsonian Institution. (G.P.O, 1910)

Bulletin - Vermont Bird Club (The Club, 1910)

Bulletins de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1886)

Bulletins of American paleontology - Columbia University. College of Pharmacy. (Paleontological Research Institution [etc.], 1949)

Bulletins of American paleontology - Columbia University. College of Pharmacy. (Paleontological Research Institution [etc.], 1996)

Bulletins of American paleontology - Columbia University. College of Pharmacy. (Paleontological Research Institution [etc.], 2002)

Bureau of Fisheries document - United States. Bureau of Fisheries. (G.P.O, 1916)

Burpee's bulbs for fall planting, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([W. Atlee Burpee Co.], 1936)

Burpee's bulbs for fall planting, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W. Atlee Burpee Co, 1937)

Burpee's bulbs for fall planting, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W. Atlee Burpee Co, 1938)

Burpee's bulbs for fall planting, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W. Atlee Burpee Co, 1939)

Burpee's bulbs for fall planting, 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W. Atlee Burpee Co, 1946)

Burpee's bulbs for fall planting, 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W. Atlee Burpee Co, 1947)

Burpee's Dutch bulbs : special wholesale prices : tulips, hyacinths, narcissus, crocus, lilies, etc., for the trade only, fall delivery, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W. Atlee Burpee Co, 1939)

Burpee's Dutch bulbs : special wholesale prices : tulips, hyacinths, narcissus, crocus, lilies, etc., for the trade only, fall delivery 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W. Atlee Burpee Co, 1938)

Butlletí de la Institució Catalana d'Història Natural - Institució Catalana d'Història Natural (Barcelona, Spain) (1918)

Butter tests of registered Jersey cows - American Jersey Cattle Club. (The Club, 1898)

Butter tests of registered Jersey cows - American Jersey Cattle Club. (The Club, 1891)

The butterfly book; a popular guide to a knowledge of the butterflies of North America - Holland, W. J. (William Jacob), 1848 -1932 (Doubleday, Page & Co, 1904)

Buy the best tulips from our Dutch nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Van Bourgondien Bros, 1950)

By the deep sea; a popular introduction to the wild life of the British shores - Step, Edward, 1855 -1931 (Jarrold, 1896)

By the deep sea. A popular introduction to the wild life of the British shores - Step, Edward, 1855 -1931 (Jarrold & Sons, 1896)

By the way-side - Illinois Audubon Society. (Helen M. Boynton, 1903)

By the way-side - Illinois Audubon Society. (Helen M. Boynton, 1905)

Cage birds and bird world (F. Carl, 1909)

A calendar of the General Henry Knox papers Chamberlain collection, Boston Public Library - Boston Public Library. (Historical Records Survey, 1939)

California dahlias : 1923 catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mulkey's Dahlia Gardens, 1923)

California dahlias : 1924 catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mulkey's Dahlia Gardens, 1924)

California dahlias, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Advance Dahlia Farm, 1930)

California dahlias : 1931 [price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Advance Dahlia Farm, 1931)

California dahlias grown in California sunshine : 1927 price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.C. Mulkey's Dahlia Gardens, 1927)

California dahlias, grown in California sunshine : 1929 price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Frank C. Mulkey, 1929)

California dahlias, grown in California sunshine : 1930 price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Frank C. Mulkey, 1930)

Calo dahlias and delphiniums, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Loop Gardens, 1935)

"Calo" dahlias and delphiniums, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Loop Gardens, 1936)

The Cambridge natural history - Harmer, S. F. (Sidney Frederic), 1862 -1950 (Wheldon & Wesley, 1896)

The Cambridge natural history - Harmer, S. F. (Sidney Frederic), 1862 -1950 (Macmillan and co., limited, 1901)

Campbell's "dependable bulbs" - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Campbell Seed Store, 1937)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1930)

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, 1948)

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, 1953)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1958)

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

The Canadian horticulturist - Fruit Growers' Association of Ontario. (Fruit Growers' Association of Ontario, 1908)

The Canadian horticulturist - Fruit Growers' Association of Ontario. (Fruit Growers' Association of Ontario, 1909)

The Canadian horticulturist - Fruit Growers' Association of Ontario. (Fruit Growers' Association of Ontario, 1910)

The Canadian horticulturist - Fruit Growers' Association of Ontario. (Fruit Growers' Association of Ontario, 1911)

The Canadian horticulturist - Fruit Growers' Association of Ontario. (Fruit Growers' Association of Ontario, 1912)

The Canadian horticulturist - Fruit Growers' Association of Ontario. (Fruit Growers' Association of Ontario, 1913)

The Canadian horticulturist - Fruit Growers' Association of Ontario. (Fruit Growers' Association of Ontario, 1914)

The Canadian horticulturist - Fruit Growers' Association of Ontario. (Fruit Growers' Association of Ontario, 1915)