Archiv für Naturgeschichte. Abteilung B (Nicolai, 1918)

Archiv für Naturgeschichte. Abteilung A (Nicolai, 1915)

Archiv für Naturgeschichte. Abteilung A (Nicolai, 1921)

Archiv für Naturgeschichte. Abteilung A (Nicolai, 1923)

Archiv für Naturgeschichte (Nicolai, 1902)

Archiv für Naturgeschichte (Nicolai, 1908)

Archiv für Naturgeschichte (Nicolai, 1909)

Archiv für Naturgeschichte (Nicolai, 1911)

The Arctic prairies : a canoe-journey of 2,000 miles in search of the caribou : being the account of a voyage to the region north of Aylmer lake - Seton, Ernest Thompson, 1860 -1946 (Constable, 1912)

The Arctic prairies, a canoe-journey of 2,000 miles in search of the caribou; being the account of a voyage to the region north of Aylmer Lake - Seton, Ernest Thompson, 1860 -1946 (C. Scribner's Sons, 1911)

The Arctic prairies : a canoe-journey of 2,000 miles in search of the caribou; being the account of a voyage to the region north of Aylmer Lake - Seton, Ernest Thompson, 1860 -1946 (W. Briggs, 1911)

The Arctic prairies; a canoe-journey of 2,000 miles in search of the caribou; being the account of a voyage to the region north of Aylmer Lake - Seton, Ernest Thompson, 1860 -1946 (C. Scribner's sons, 1911)

Ardea - Nederlandsche Ornithologische Vereeniging. (Nederlandse Ornithlogische Unie, etc, 1913)

Ardea - Nederlandsche Ornithologische Vereeniging. (Nederlandse Ornithlogische Unie, etc, 1914)

Ardea - Nederlandsche Ornithologische Vereeniging. (Nederlandse Ornithlogische Unie, etc, 1915)

Ardea - Nederlandsche Ornithologische Vereeniging. (Nederlandse Ornithlogische Unie, etc, 1916)

Ardea - Nederlandsche Ornithologische Vereeniging. (Nederlandse Ornithlogische Unie, etc, 1917)

Ardea - Nederlandsche Ornithologische Vereeniging. (Nederlandse Ornithlogische Unie, etc, 1918)

Ardea - Nederlandsche Ornithologische Vereeniging. (Nederlandse Ornithlogische Unie, etc, 1921)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1971)

Atoll research bulletin - Smithsonian Institution ([Smithsonian Press, 1975)

Atti della Società Italiana di Scienze Naturali e del Museo Civico di Storia Naturale in Milano - Museo civico di storia naturale di Milano. (Società Italiana di Scienze Naturali ; Museo Civico di Storia Naturale in Milano, 1938)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1902)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1903)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1904)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1905)

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, 1910)

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

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1911)

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

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1913)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1914)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1916)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1917)

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

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

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1920)

Autumn land-bird migration on the barrier islands of northeastern North Carolina - North Carolina Biological Survey. (North Carolina Biological Survey, 1986)

Aves de México : lista actualizada de especies y nombres comunes 2015 - Gómez de Silva, Héctor (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2015)

Avian energetics - Nuttall Ornithological Club. (Nuttall Ornithological Club, 1974)

Avian responses to management of riparian habitat in the Prineville District, Bureau of Land Management, Central Oregon, draft : report of 1999 and 2000 field activities - United States. Bureau of Land Management. Oregon State Office. (Wildlife Conservation Society, North American Program, 2000)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1977)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1998)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 2014)

Baby bird-finder ... by Harriet E. Richards and Emma G. Cummings - Cummings, Emma G., 1856 -1940 (W.A. Butterfield, 1904)

Baby pathfinder to the birds; a pocket guide to one hundred and ten land birds of New England, with blank pages for notes - Cummings, Emma G., 1856 -1940 (W.A. Butterfield, 1904)

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

Banisteria : a journal devoted to the natural history of Virginia - Virginia Natural History Society. (Virginia Natural History Society, 2003)

Banisteria : a journal devoted to the natural history of Virginia - Virginia Natural History Society. (Virginia Natural History Society, 2006)

Banisteria : a journal devoted to the natural history of Virginia - Virginia Natural History Society. (Virginia Natural History Society, 2007)

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

Bericht der Senckenbergischen Naturforschenden Gesellschaft in Frankfurt am Main - Senckenbergische Naturforschende Gesellschaft. (Die Gesellschaft, 1921)

Bericht des Westpreussischen Botanisch-Zoologischen Vereins - Westpreussischer Botanisch-Zoologischer Verein. (Das Verein, 1907)

Bericht des Westpreussischen Botanisch-Zoologischen Vereins - Westpreussischer Botanisch-Zoologischer Verein. (Das Verein, 1908)

Bericht des Westpreussischen Botanisch-Zoologischen Vereins - Westpreussischer Botanisch-Zoologischer Verein. (Das Verein, 1912)

Bericht des Westpreussischen Botanisch-Zoologischen Vereins - Westpreussischer Botanisch-Zoologischer Verein. (Das Verein, 1917)

Bericht des Westpreussischen Botanisch-Zoologischen Vereins - Westpreussischer Botanisch-Zoologischer Verein. (Das Verein, 1918)

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)

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)

La biodiversidad en Aguascalientes : estudio de estado - Cruz Angón, Andrea (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2008)

La biodiversidad en Chiapas : estudio de estado - Cruz Angón, Andrea (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2013)

La biodiversidad en Colima estudio de estado - Cruz Angón, Andrea (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2016)

La biodiversidad en Guanajuato: estudio de Estado - Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO) (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2012)

La biodiversidad en Michoacán: estudio de estado - Leal Nares, Oscar Adrián (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2005)

La biodiversidad en Michoacán estudio de estado 2 - Cruz Angón, Andrea (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2019)

La biodiversidad en Veracruz : estudio de estado - Cruz Angón, Andrea (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2011)

Biodiversity journal (Edizioni Danaus, 2012)

Biodiversity journal (Edizioni Danaus, 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)

A biological investigation of the Hudson Bay region - Merriam, C. Hart (Clinton Hart), 1855 -1942 (Govt. Print. Off, 1902)

Biological notes - Illinois. Natural History Survey Division (Illinois Natural History Survey, 1967)

A biological reconnaissance of the base of the Alaska peninsula - Osgood, Wilfred Hudson, 1875 -1947 (Government Printing Office, 1904)

A biological survey of the Pribilof islands, Alaska. I. Birds and mammals - United States. Bureau of Biological Survey. (Govt. Print. Off, 1923)

A biological survey of the sand dune region on the south shore of Saginaw Bay, Michigan - Michigan. Geological Survey. (Wynkoop, Hallenbeck, Crawford co., state printers, 1911)

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

Biophysical overview, significant, sensitive and disturbance features of the Saddle Hills, Alberta - Bentz, Jerry A. (GEOWEST Environmental Consultants Ltd, 1999)

Bird blow flies (Protocalliphora) in North America (Diptera: Calliphoridae), with notes on the Palearctic species - Sabrosky, Curtis W. (Curtis Williams), 1910 -1997 (Smithsonian Institution Press, 1989)

The bird book, illustrating in natural colors more than seven hundred North American birds, also several hundred photographs of their nests and eggs - Reed, Chester A. (Chester Albert), 1876 -1912 (C. K. Reed, 1914)

The bird book : illustrating in natural colors more than seven hundred North American birds; also several hundred photographs of their nests and eggs - Reed, Chester A. (Chester Albert), 1876 -1912 (Doubleday, Page & company, 1915)

Bird guide. Part 2, Land birds east of the Rockies - Reed, Chester A. (Chester Albert), 1876 -1912 (Musson Book Co, 1909)

Bird guide. pt. 2, Land birds east of the Rockies, from parrots to bluebirds - Reed, Chester A. (Chester Albert), 1876 -1912 (C. K. Reed, 1909)

Bird guide. from parrots to bluebirds. Part 2, Land birds east of the Rockies - Reed, Chester A. (Chester Albert), 1876 -1912 (Reed, 1906)

Bird guide : land birds east of the Rockies from parrots to bluebirds - Reed, Chester A. (Chester Albert), 1876 -1912 (Doubleday, Page, 1916)

Bird guide : land birds east of the Rockies from Parrots to Bluebirds - Reed, Chester A. (Chester Albert), 1876 -1912 (Doubleday, Page, and Co, 1926)

Bird guide, part 2 : land birds east of the Rockies, from parrots to bluebirds - Reed, Chester A. (Chester Albert), 1876 -1912 (Chas. K. Reed, 1912)

Bird guide...east of the Rockies - Reed, Chester A. (Chester Albert), 1876 -1912 (Doubleday, Page & Co, 1910)

Bird lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (Macmillan Co, 1917)