The birds of Ontario in relation to agriculture - Ontario. Dept. of Agriculture. (Ontario Dept. of Agriculture; Printed by L.K. Cameron, Printer to the King, 1901)

The birds of Ontario in relation to agriculture - Ontario. Dept. of Agriculture. (Ontario Dept. of Agriculture, 1898)

The birds of Ontario in relation to agriculture - Ontario. Dept. of Agriculture (Ontario Dept. of Agriculture, 1898)

The birds of Ontario in relation to agriculture - Nash, Charles W. (Charles William), 1848 -1926 (Ontario Dept. of Agriculture, 1898)

Birds of Oregon - Gabrielson, Ira Noel, 1889 -1977 (Pub. by Oregon State College through the O.S.C. Cooperative Association, 1940)

Birds of Pennsylvania. Provisional list, including natives, permanent residents, winter residents, spring and fall migrants, occasional visitants and "stragglers" or accidental visitants - Warren, Benjamin Harry, 1858 -1926

The birds of Rhode Island - Howe, Reginald Heber, Jr. 1875 -1932 (1899)

The birds of Rhode Island - Howe, Reginald Heber, Jr. 1875 -1932 (s.n.], 1899)

Birds of South Carolina - Wayne, Arthur Trezevant, 1863 -1930 ([The Daggett Printing Co.], 1910)

The birds of Springfield and vicinity - Morris, Robert O. (H.R. Johnson, 1901)

The birds of Springfield and vicinity - Morris, Robert Oliver, 1846 -1925 (H. R. Johnson, 1901)

The birds of Texas; an annotated check-list - Strecker, John K. (John Kern), 1875 -1933 (The University, 1912)

Birds of the Boston Public Garden, a study in migration - Wright, Horace Winslow (Houghton Mifflin co, 1909)

Birds of the Boston Public Garden : a study in migration - Wright, Horace Winslow (Houghton Mifflin Co, 1909)

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 Cleveland region; a check list of species reported within approximately 30 miles of the Cleveland Public Square - Cleveland Museum of Natural History (Cleveland Museum of Natural History, 1950)

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

The birds of the Lake St. Martin region, Manitoba - Royal Ontario Museum of Zoology. (Royal Ontario Museum of Zoology], 1937)

The birds of the Ligonier Valley - Leberman, Robert C. (Carnegie Museum of Natural History, 1976)

Birds of the New York city region - Linnaean Society of New York ([American Museum of Natural History], 1923)

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)

The birds of the Red Deer River, Alberta - Taverner, P. A. (Percy Algernon), 1875 -1947 (1919)

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

Birds of the St. Croix River Valley, Minnesota and Wisconsin - Faanes, Craig A. (Fish and Wildlife Service, 1981)

Birds of the Superior National Forest - United States. Forest Service. (Dept. of Agriculture, Forest Service, 1980)

Birds of the Superior National Forest - United States. Forest Service. Eastern Region. (Eastern Region, Forest Service, U.S. Dept. of Agriculture, 1978)

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)

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 Co, 1898)

The birds of the vicinity of Lake Nipissing, Ontario - Ricker, William Edwin. (Royal Ontario Museum], 1939)

Birds of the vicinity of the University of Indiana - McAtee, W. L. (Waldo Lee) 1883 -1962 (1905)

Birds of the West; an account of the lives and the labors of our feathered friends - Holmes, Charles Edgar (Hammond & Stephens co, 1907)

Birds of the world for young people - Knight, Charles Robert, 1874 -1953 (F.A. Stokes Company, 1909)

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

Birds of village and field: a bird book for beginners - Bailey, Florence Merriam, 1863 -1948 (Houghton, Mifflin and company, 1898)

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 publishing co, 1909)

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 (Occidental Pub. Co, 1909)

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 Washington and vicinity, including adjacent parts of Maryland and Virginia - Maynard, Lucy Warner, 1852 -1936 (1898)

Birds of West Virginia - Doan, Wm. D. (William D.) (1888)

Birds of West Virginia, their economic value and aesthetic beauty ... - West Virginia. State ornithologist. (1923)

Birds of western Canada - Taverner, P. A. (Percy Algernon), 1875 -1947 (King's Printer, 1926)

Birds of western New York - Eaton, Elon Howard, 1866 -1934 (The Society, 1901)

The birds of Wyoming - Knight, Wilbur C. (Wilbur Clinton), 1858 -1903 (Wyoming Experiment Station], 1902)

The birds of Wyoming - Knight, Wilbur C. (Wilbur Clinton), 1858 -1903 (Wyoming Experiment Station, 1902)

Birds protected by federal law - U.S. Fish; Wildlife Service (U.S. Dept. of the Interior, Fish and Wildlife Service, 1966)

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

Birney-Decker wildlife study : progress report no. 2, spring and summer (March 1975-August 1975) - Knapp, Stephen J. (The Dept.], 1975)

Birney-Decker wildlife study Progress Report No. 2 : Spring and Summer - United States. Bureau of Land Management. (Montana Department of Fish and Game, Environment and Information Division, 1975)

The blessed birds; or, Highways and byways - Fish, Eldridge Eugene. (O. Ulbrich, 1890)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1965)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2009)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1971)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1964)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1999)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2011)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2019)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2016)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1966)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1968)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2004)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2012)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1967)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2017)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1962)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1960)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2015)

The book of birds : common birds of town and country and American game birds - Fuertes, Louis Agassiz, 1874 -1927 (National Geographic Society, 1918)

The book of birds; common birds of town and country and American game birds - Fuertes, Louis Agassiz, 1874 -1927 (National Geographic Society, 1921)

Breeding bird responses to diameter-cut logging in west-central Idaho - Intermountain Research Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station, 1985)

Breeding birds of Ontario : nidiology and distribution - Royal Ontario Museum. (Royal Ontario Museum, 1983)

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, 1958)

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

Brimleyana - North Carolina State Museum of Natural History. (North Carolina State Museum of Natural History], 1980)

Brimleyana - North Carolina State Museum of Natural History. (North Carolina State Museum of Natural History], 1981)

Brimleyana - North Carolina State Museum of Natural History. (North Carolina State Museum of Natural History], 1986)

Brimleyana - North Carolina State Museum of Natural History. (North Carolina State Museum of Natural History], 1993)

British birds (1964)

British birds (1970)

British birds (1980)

British birds (1987)

British birds (1990)

British birds (1991)

British birds (1992)

British birds (1993)

British birds (1994)

British birds (1995)

British birds (1999)

British birds (2005)

British birds (2007)

British birds (2009)

British birds (2010)

British birds (2011)

British birds (2014)

Brothers EIS area in Central Oregon : wildlife habitat interrelationships : working draft - United States. Bureau of Land Management. Oregon State Office. (Bureau of Land Management, Oregon State Office, 1982)

Bulletin - Colorado Agricultural Experiment Station (Colorado State University Experiment Station, 1897)

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