Atlas of zoogeography; a series of maps illustrating the distribution of over seven hundred families, genera, and species of existing animals - Clarke, William Eagle, 1853 -1938 (Pub. at the Edinburg Geographical Institute, by J. Bartholomew & Co, 1911)

Atti della settima riunione degli scienziati italiani tenuta in Napoli dal XX di settembre a 5 di ottobre MDCCCXLV (Tipografia Fibreno, 1846)

Atti della Società italiana di scienze naturali - Società italiana di scienze naturali. (Coi tipi di G. Bernardoni, 1892)

Audubon and his journals - Coues, Elliott, 1842 -1899 (C. Scribner, 1897)

Audubon and his journals - Coues, Elliott, 1842 -1899 (Nimmo, 1898)

Audubon and his journals - Coues, Elliott, 1842 -1899 (Scribner's Sons, 1897)

Audubon and his journals - Coues, Elliott, 1842 -1899 (J.C. Nimmo, 1898)

Audubon and his journals - Coues, Elliott, 1842 -1899 (C. Scribner's Sons, 1899)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1885)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1886)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1889)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1890)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1891)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1893)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1894)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1895)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1900)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1876)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1906)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1907)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1908)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1909)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1915)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1912)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1918)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1919)

Austral avian record; a scientific journal devoted primarily to the study of the Australian avifauna - Mathews, Gregory M 1876 -1949 (Witherby, 1922)

Austral avian record; a scientific journal devoted primarily to the study of the Australian avifauna - Mathews, Gregory M 1876 -1949 (Witherby, 1920)

Autobiographical notes and a bibliography of the scientific publications of Joel Asaph Allen - Allen, J. A. (Joel Asaph), 1838 -1921 (The Museum, 1916)

Aves da Peninsula Iberica e especialmente de Portugal - Paulino d'Oliveira, M. (Imprensa da universidade, 1896)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1905)

Avifauna italica. Elenco delle specie di uccelli stazionarie o di passaggio in Italia, colla loro sinonimia volgare e con notizie più specialmente intorno alle migrazioni ed alla nidificazione - Giglioli, Enrico Hillyer, 1845 -1909 (Coi tipi dei successori Le Monnier, 1886)

Avifauna italica : nuovo elenco sistematico delle specie di uccelli stazionarie, di passaggio o di accidentale comparsa in Italia - Giglioli, Enrico Hillyer, 1845 -1909 (Ufficino ornitologico, 1907)

Avium systema naturale. Das natürliche system der vögel mit hundert tafeln grösstentheils original-abbildungen der bis jetzt entdecken fast zwölfhundert typischen formen. Vorlaüfer einer iconographie der arten der vögel aller welttheile ... - Reichenbach, H. G. Ludwig (Heinrich Gottlieb Ludwig), 1793 -1879 (Expedition der vollständigsten naturgeschichte, 1850)

Balkanvögel : ein ornithologisches Tagebuch - Gengler, Josef, 1863 -1931 (H.A. Pierer, 1920)

Beach grass - Townsend, Charles Wendell, 1859 -1934 (Marshall Jones Co, 1923)

Beiträge zur Vogelfauna der Mark Brandenburg. Materialen zu einer Ornithologie der norddeutschen Tiefebene auf Grund eigener Beobachtungen und darauf gegründeter Studien - Schalow, Herman, 1852 -1925 (Deutsche ornithologische Gesellschaft, 1919)

Bericht der Senckenbergischen Naturforschenden Gesellschaft in Frankfurt am Main - Senckenbergische Naturforschende Gesellschaft. (Die Gesellschaft, 1907)

Bericht über die Leistungen in der Naturgeschichte der Vögel - Pelzeln, August von, 1825 -1891 (1847)

Bericht über die Leistungen in der Naturgeschichte der Vögel - Pelzeln, August von, 1825 -1891 (1888)

Bericht über die Leistungen in der Naturgeschichte der Vögel - Pelzeln, August von, 1825 -1891 (1882)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1897)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1904)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1906)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1909)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1911)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1913)

A bibliography of birds : with special reference to anatomy, behavior, biochemistry. Part 4, Finding index - Field Museum of Natural History. (Field Museum of Natural History, 1959)

A bibliography of birds : with special reference to anatomy, behavior, biochemistry. Part 3, Subject index - Field Museum of Natural History. (Field Museum of Natural History, 1946)

Bibliotheca zoologica II. verzeichness der schriften über zoologie welche in den periodischen werken enthalten und vom jahre 1861-1880 selbständig erschienen sind, mit einschluss der allgemein-naturgeschichtlichen, periodischen und paleontologischen schriften - Carus, Julius Victor, 1823 -1903 (Wilhelm Engelmann, 1887)

Bihang till Kongl. Svenska vetenskaps-akademiens handlingar - Kungl. Svenska vetenskapsakademien. (K. Svenska vetenskaps-akademien, 1887)

Biltmore lectures on sylviculture - Oberholser, Harry C. (Harry Church), 1870 -1963 (Brandow Printing Co, 1907)

Binomial and trinomial index to The auk, 1884-1940, also including the Nuttall bulletin, 1876-1883, and the A.O.U. check-list of North American birds (all seven editions) - Pollock, Andrew W. ([Andrew W. Pollock III], 2015)

Biological investigation in Alaska and Yukon territory : I. East Central Alaska. II. The Ogilvie range, Yukon. III. The Macmillan River, Yukon - Osgood, Wilfred Hudson, 1875 -1947 (Government Printing Office, 1909)

A biological investigation of the Athabaska-Mackenzie region - Merriam, C. Hart (Clinton Hart), 1855 -1942 (Govt. print. off, 1908)

Biological science : an inquiry into life - Biological Sciences Curriculum Study. (Harcourt, Brace & World, 1968)

Biologisches Centralblatt - Rosenthal, I. (Isidor), 1836 -1915 (Verlag von Georg Thieme, 1890)

Biologisches Centralblatt - Rosenthal, I. (Isidor), 1836 -1915 (Verlag von Georg Thieme, 1901)

The biologist's handbook of pronunciations - Jaeger, Edmund C. (Edmund Carroll) 1887 -1983 (Thomas, 1960)

Biology and relationships of Pterostichus adstrictus Eschscholtz and Pterostichus pensylvanicus Leconte (Coleoptera : Carabidae) - Goulet, Henri (University of Alberta, Dept. of Entomology, 1971)

The biology of birds - Thomson, J. Arthur (John Arthur), 1861 -1933 (Macmillan, 1923)

Biology; the story of living things - Hunter, George W. (George William), 1873 -1948 (American book company, 1937)

Biosphere Reserves, Compilation 4, October 1986: programme on man and the biosphere (MAB) (1986)

Bird-life : a guide to the study of our common birds - Seton, Ernest Thompson, 1860 -1946 (1901)

Bird-life : a guide to the study of our common birds - Seton, Ernest Thompson, 1860 -1946 (D. Appleton and company, 1897)

Bird-life; a guide to the study of our common birds - Seton, Ernest Thompson, 1860 -1946 (D. Appleton and company, 1900)

Bird-life : a guide to the study of our common birds - Seton, Ernest Thompson, 1860 -1946 (D. Appleton, 1912)

Bird-life : a guide to the study of our common birds - Seton, Ernest Thompson, 1860 -1946 (D. Appleton, 1915)

Bird-life; a guide to the study of our common birds - Seton, Ernest Thompson, 1860 -1946 (D. Appleton and company, 1898)

Bird-lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (National Association of Audubon Societies, 1913)

Bird lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (Macmillan Co, 1916)

Bird-lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (National Association of Audubon Societies, 1916)

Bird migration in the Mississippi Valley - Widmann, Otto (The American Field, 1883)

Bird notes - Foreign Bird Club. (Foreign Bird Club, 1920)

Bird studies; an account of the land birds of eastern North America - Scott, William Earl Dodge, 1852 -1910 (G. P. Putnam's Sons, 1898)

Birdcraft : a field book of two hundred song, game, and water birds - Fuertes, Louis Agassiz, 1874 -1927 (Macmillan Co, 1897)

Birds & nature magazine - Higley, William Kerr, 1860 -1908 (nature study publishing company [etc.], 1896)

Birds and mammals of the Skeena River region of northern British Columbia - Swarth, Harry S. (Harry Schelwald), 1878 -1935 (University of California Press, 1924)

Birds and mammals of the Stikine River region of northern British Columbia and southeastern Alaska - Swarth, Harry S. (Harry Schelwald), 1878 -1935 (University of California Press, 1922)

Birds and nature (A.W. Mumford, Publisher, 1905)

Birds - Baird, Spencer Fullerton, 1823 -1887 (1858)

Birds : illustrated by color photography : a monthly serial (Nature Study Publishing Co, 1897)

Birds in Kansas - Thompson, Max C. (University of Kansas, Museum of Natural History, 1989)

Birds; a miscellaneous collection of 37 pamphlets about birds - Biological Society of Washington (1910-1913, 1914)

Birds of a Maryland farm : a local study of economic ornithology - Judd, Sylvester D., 1871 -1905 (U.S. Dept. of Agriculture, Division of Biological Survey, 1902)

Birds of America - Pearson, T. Gilbert (Thomas Gilbert), 1873 -1943 (The University Society, 1923)

Birds of Arkansas - Howell, Arthur H. (Arthur Holmes), 1872 -1940 (U.S. Dept. of Agriculture, Biological Survey, 1911)

The birds of California : a complete, scientific and popular account of the 580 species and subspecies of birds found in the state - Finley, William L. (William Lovell), 1876 -1953 (South Moulton Company, 1923)

The birds of California : a complete, scientific and popular account of the 580 species and subspecies of birds found in the state - Brooks, Allan 1869 -1946 (South Moulton, 1923)

The birds of California; a complete, scientific and popular account of the 580 species and subspecies of birds found in the state - Finley, William L. (William Lovell), 1876 -1953 (South Moulton, 1923)

Birds of California; an introduction to more than three hundred common birds of the state and adjacent islands, with a supplementary list of rare migrants, accidental visitants, and hypothetical subspecies - Wheelock, Irene Grosvenor (A.C. McClurg, 1916)

The birds of Canada : with descriptions of their habits, food, nests, eggs, times of arrival and departure - Ross, Alexander Milton, 1832 -1897 (Rowsell and Hutchison, 1873)

The birds of Canada : with descriptions of their habits, food, nests, eggs, times of arrival and departure - Ross, Alexander Milton, 1832 -1897 (Rowsell, 1872)

The birds of Canada : with descriptions of their habits, food, nests, eggs, times of arrival and departure - Ross, Alexander Milton, 1832 -1897 (Henry Rowsell, 1871)