The birds of the Cambridge region of Massachusetts - Brewster, William, 1851 -1919 (The Club, 1906)

The birds of the Chicago area - Woodruff, Frank Morley (Jennings and Graham], 1907)

The birds of the Chicago area - Woodruff, Frank Morley (Printed by Jennings and Graham], 1907)

Birds of the Colorado valley ... scientific and popular information concerning North American ornithology - Coues, Elliott, 1842 -1899 (Gov't print. off, 1878)

Birds of the Colorado valley ... scientific and popular information concerning North American ornithology - Coues, Elliott, 1842 -1899 (Govt. Print. Off, 1878)

The birds of the Connecticut valley in Massachusetts - Colburn, William W. (Clark W. Bryan, printer, 1891)

Birds of the Huachuca mountains, Arizona - Swarth, Harry S. (Harry Schelwald), 1878 -1935 (The Club, 1904)

Birds of the Kansas City region - Harris, Harry, 1878 - (1919)

Birds of the Marshall Field Peruvian Expedition, 1922-1923 - Zimmer, John T. (John Todd), 1889 -1957 (1930)

Birds of the Northwest: a hand-book of the ornithology of the region drained by the Missouri River and its tributaries - Coues, Elliott, 1842 -1899 (Govt. Print. Off, 1874)

Birds of the Pacific coast, including a brief account of the distribution and habitat of one hundred and eighteen birds that are more or less common to the Pacific coast states and British Columbia, many of which are found eastward to the Rocky mountains and beyond - Eliot, Willard Ayres, 1871 - (G. P. Putnam's sons, 1923)

Birds of the Pacific slope of Los Angeles County : a list with brief notes - Grinnell, Joseph, 1877 -1939 (Pasadena Academy of Sciences], 1898)

Birds of the Rockies - Keyser, Leander S. (Leander Sylvester), 1856 -1937 (A. C. McClurg and co, 1902)

Birds of the United States east of the Rocky Mountains, a manual for the identification of species in hand or in the bush - Apgar, A. C. (Austin Craig), 1838 -1908 (American book company, 1898)

The birds of the West Indies : including all species known to occur in the Bahama Islands, the Greater Antilles, the Caymans, and the Lesser Antilles, excepting the islands of Tobago and Trinidad - Cory, Charles B. (Charles Barney), 1857 -1921 (Estes & Lauriat, 1889)

Birds of the world; a popular account - Ridgway, Robert, 1850 -1929 (Holt, 1909)

The birds of Virginia - Bailey, Harold H. (Harold Harris), 1878 -1962 (J. P. Bell Company, Inc, 1913)

The birds of Washington; a complete, scientific and popular account of the 372 species of birds found in the state - Bowles, John Hooper, 1875 -1934 (The Occidental Pub. Co, 1909)

Birds of Washington and vicinity : including adjacent parts of Maryland and Virginia - Bailey, Florence Merriam, 1863 -1948 (Woodward & Lothrop, 1902)

Birds of western New York : with notes - Short, Ernest H. (A.M. Eddy, 1893)

Birds on the British list : their title to enrollment considered, especially with reference to the British Ornithological Union's list of British birds : with a few remarks upon evolution and notes upon the rarer eggs - Smart, Thomas Gregory, 1827 - (R.H. Porter, 1886)

Birds that eat the cotton boll weevil : a report of progress - Howell, Arthur H. (Arthur Holmes), 1872 -1940 (U.S. Dept. of Agriculture, 1906)

Birds: the elements of ornithology ; with 174 illustrations whereof 140 are original drawings - Mivart, St. George Jackson, 1827 -1900 (R.H. Porter, 1892)

Boletín de la Sociedad Geográfica de Lima - Sociedad Geográfica de Lima. (Sociedad Geográfica de Lima, 1906)

Boletín del Instituto Geográfico Argentino - Instituto Geográfico Argentino. (1889)

Boletim biológico - Costa, Cleide (MZ/USP, 1939)

Boletim biológico (A Sociedade, 1933)

Boletim do Museu Goeldi (Museu Paraense) de Historia Natural e Ethnographia - Museu Goeldi. (Estabelecimento Graphice de C. Wiegandt, 1906)

Boletim do Museu Goeldi (Museu Paraense) de Historia Natural e Ethnographia - Museu Goeldi. (Estabelecimento Graphice de C. Wiegandt, 1911)

Boletim do Museu Rocha (O Museu, 1911)

Boletin de la Academia Nacional de Ciencias en Córdoba, República Argentina - Academia Nacional de Ciencias (Córdoba, Argentina) (Academia Nacional de Ciencias, 1887)

Boletín del Museo Nacional de Chile - Museo Nacional de Chile. (Museo Nacional de Chile, 1910)

Boletín del Museo Nacional de Chile - Museo Nacional de Chile. (Museo Nacional de Chile, 1913)

Bollettino dei Musei di Zoologia e Anatomia Comparata della R. Università di Genova - Università di Genova. Museo di Zoologia e Anatomia Comparata. (Il Museo, 1899)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1950)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1953)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1966)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1986)

The book of cage birds - Hirst, Henry B. (Henry Beck), 1813 -1874 (Bernard Duke, 1843)

The book of woodcraft - Seton, Ernest Thompson, 1860 -1946 (Doubleday, Page & company, 1912)

The book of woodcraft - Seton, Ernest Thompson, 1860 -1946 (The Sun dial press, inc, 1939)

The book of woodcraft and Indian lore - Seton, Ernest Thompson, 1860 -1946 (Doubleday, Page & company, 1913)

The botanic garden ; consisting of highly finished representations of hardy ornamental flowering plants, cultivated in Great Britain ; with their names, classes, orders, history, qualities, culture, and physiological observations - Maund, B. (Benjamin), 1790 -1863 (Simpkin & Marshall, 1827)

Botanische Jahrbücher fur Systematik, Pflanzengeschichte und Pflanzengeographie - Engler, Adolf, 1844 -1930 (Schweizerbart [etc.], 1909)

Botany for high schools and colleges - Bessey, Charles E. (Charles Edwin), 1845 -1915 (H. Holt, 1883)

Brehms thierleben, allgemeine kunde des thierreichs - Brehm, Alfred Edmund, 1829 -1884 (Verlag des Bibliographischen instituts, 1879)

Brehms Tierleben; allgemeine kunde des thierreichs. Mit 1910 abbildungen im text, 11 karten und 180 tafeln in farbendruck und holzschnitt - Brehm, Alfred Edmund, 1829 -1884 (Bibliographisches Institute, 1893)

Brehms Tierleben : allgemeine Kunde des Tierreichs : mit 1800 Abbildungen im Text, 9 Karten und 180 Tafeln in Farbendruck und Holzschnitt - Brehm, Alfred Edmund, 1829 -1884 (Bibliographisches Institut, 1891)

Brehms Tierleben. Allgemeine kunde des Tierreichs - Werner, Franz, 1867 -1939 (Bibliographisches Institut, 1913)

Brigham Young University science bulletin. Biological series - Brigham Young University. (Brigham Young University, 1963)

British birds (1935)

British birds (1955)

British birds (1969)

British birds (1981)

British birds (1982)

British birds (1985)

British birds (1986)

British birds (1989)

British birds (1992)

British birds (1994)

British birds (1997)

Brockhaus' Konversations-Lexikon (F.A. Brockhaus, 1894)

Büffons Naturgeschichte der Vögel : aus dem Französischen, mit Anmerkungen und Zusätzen - Buffon, Georges Louis Leclerc, comte de, 1707 -1788 (bey Hermann Heinrich Holle, 1781)

Bulletin - Ridgway Ornithological Club. (American field, 1887)

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

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

Bulletin - Société d'Étude des Sciences Naturelles de Béziers. (1893)

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

Bulletin - United States National Museum (G.P.O, 1926)

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

Bulletin - United States National Museum (G.P.O, 1931)

Bulletin - United States National Museum (G.P.O, 1946)

Bulletin - United States National Museum (G.P.O, 1948)

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

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