Bulletin of the United States National Museum - United States National Museum (G.P.O, 1892)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1916)

Bulletin of the U.S. Department of Agriculture - United States. Department of Agriculture. (Supt. of Docs., G.P.O, 1915)

Bulletin of the Wisconsin Natural History Society - Wisconsin Natural History Society. (The Society, 1903)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 1990)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 1991)

Bulletin - Peabody Museum of Natural History. (The Museum, 1955)

Bulletin - Peabody Museum of Natural History. (The Museum, 1972)

Bulletin scientifique, historique et littéraire du Département du Nord et des pays voisins (s.n, 1872)

Bulletin - United States. Bureau of Entomology. (G.P.O, 1905)

Bulletin - United States. Bureau of Entomology. (G.P.O, 1907)

Bulletin - United States. Bureau of Entomology. (G.P.O, 1911)

Bulletin - United States. Bureau of Entomology. (G.P.O, 1910)

Bulletin - United States. Bureau of Entomology. (G.P.O, 1886)

Bulletin - United States. Bureau of Entomology. (G.P.O, 1892)

Bulletin - United States. Bureau of Entomology. (G.P.O, 1898)

Bulletin - United States. Bureau of Entomology. (G.P.O, 1899)

Bulletin - United States. Bureau of Entomology. (G.P.O, 1909)

Bulletin - Vermont Bird Club (The Club, 1906)

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. (1875)

The Burgess bird book for children - Fuertes, Louis Agassiz, 1874 -1927 (Little, Brown, and company, 1919)

By-ways and bird notes - Thompson, Maurice, 1844 -1901 (United States Book Co, 1885)

By-ways and bird notes - Thompson, Maurice, 1844 -1901 (J.B. Alden, 1885)

By-ways and bird notes - Thompson, Maurice, 1844 -1901 (J. B. Alden, 1885)

California birds - California Field Ornithologists. (California Field Ornithologists, 1970)

California fish and game - California. Division of Fish; Game. (State of California, Resources Agency, Dept. of Fish and Game, 1991)

The Cambridge natural history - Harmer, S. F. (Sidney Frederic), 1862 -1950 (Macmillan and co., limited, 1899)

The Cambridge natural history - Harmer, S. F. (Sidney Frederic), 1862 -1950 (Macmillan and co., limited, 1900)

The Canadian 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 (Musson Book Co, 1914)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1922)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1920)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1923)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1937)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1939)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1942)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1943)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1946)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1967)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1968)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1970)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1972)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1980)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1983)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1990)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1996)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1999)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2009)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2015)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2017)

The Canadian record of science - Natural History Society of Montreal. (Natural History Society, 1896)

Capital natural de México - Sarukhan, Jose (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2009)

Cassinia - Delaware Valley Ornithological Club (Delaware Valley Ornithological Club, 1901)

Cassinia - Delaware Valley Ornithological Club (Delaware Valley Ornithological Club, 1905)

Cassinia - Delaware Valley Ornithological Club (Delaware Valley Ornithological Club, 1908)

Catálogo de la colección de aves del Museo Nacional (Museo Nacional, 1895)

Catalogo metodico degli uccelli europei - Bonaparte, Charles-Lucien, 1803 -1857 (J. Marsigli, 1842)

Catalogue des oiseaux d'Europe : pour servir de comple´ment et de supple´ment a l'ornithologie europe´enne de Degland et Gerbe (1867) - Trouessart, E.-L. (Edouard-Louis), 1842 -1927 (P. Klincksieck, L. Lhomme, 1912)

Catalogue des oiseaux de la province de Québec avec des notes sur leur distribution géographique - Dionne, C.-E. (Charles-Eusèbe), 1846 -1925 (s.n.], 1889)

Catalogue des oiseaux de la province de Québec avec des notes sur leur distribution geographique - Dionne, C.-E. (Charles-Eusèbe), 1846 -1925 (Des presses de J. Dussault, 1889)

Catalogue des oiseaux du Canada - Macoun, John, 1831 -1920 (Impr. du Gouvernement, 1909)

Catalogue des oiseaux du Canada - Geological Survey of Canada (Imprimerie du gouvernement, 1915)

Catalogue of birds, eggs and nests. Museum Greene Smith, Peterboro, N.Y., July 11, 1880 - Greene Smith Museum, Peterboro, N.Y. (s.n.], 1881)

[Catalogue of birds noticed in the vicinity of Lynn, Mass., during the years 1844, 1845 and 1846 - Holder, Joseph B. (Joseph Bassett), 1824 -1888 (1909)

Catalogue of birds of the Americas and the adjacent islands in Field Museum of Natural History and including all species and subspecies known to occur in North America, Mexico, Central America, South America, the West Indies, and islands of the Caribbean Sea, the Galapagos Archipelago, and other islands which may properly be included on account of their faunal affinities - Field Museum of Natural History. (1919)

Catalogue of British Birds in the Collection of the British Museum - British Museum (Natural History) (1863)

Catalogue of Canadian birds - Geological Survey of Canada (Printed by S. E. Dawson, 1903)

Catalogue of Canadian birds - Geological Survey of Canada (Government printing bureau, 1909)

Catalogue of Canadian birds - Macoun, John, 1831 -1920 (Canada Dept. of Mines, Geological Survey Branch, 1909)

A catalogue of Canadian birds, By Montague Chamberlain - Chamberlain, Montague, 1844 -1924 (J. & A. McMillan, 1887)

A catalogue of Canadian birds : with notes on the distribution of the species - Chamberlain, Montague, 1844 -1924 (J. & A. McMillan, 1887)

A catalogue of Canadian birds with notes on the distribution of the species - Chamberlain, Montague, 1844 -1924 (J. McMillan, 1887)

Catalogue of a collection of birds belonging to H.B. Tristram ... - Tristram, H. B. (Henry Baker), 1822 -1906 (Printed at the "Advertiser" Office, 1889)

Catalogue of North American birds, chiefly in the Museum of the Smithsonian Institution - Baird, Spencer Fullerton, 1823 -1887 (Smithsonian Institution, 1859)

Catalogue of North American birds, chiefly in the Museum of the Smithsonian Institution - Baird, Spencer Fullerton, 1823 -1887 (Smithsonian Institution, 1858)

Catalogue of North American birds, skins and mounted specimens - Ward's Natural Science Establishment, inc. (Ward's Natural Science Establishment)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1915)

Catalogue of the Birds in the British Museum - British Museum (Natural History). Department of Zoology. [Birds]. (1891)

A catalogue of the birds of Indiana - Butler, Amos W. (Amos William), 1860 -1937 (s.n, 1891)

A catalogue of the birds of Indiana, with keys and descriptions of the groups of greatest interest to the horticulturist - Brayton, Alembert W. (Alembert Winthrop), 1848 -1926 (s.n, 1879)

A catalogue of the birds of Kansas - Goss, N. S. (Nathaniel S.) (Kansas Pub. House, 1883)

A catalogue of the birds of the vicinity of Cincinnati - Langdon, Frank Warren, 1852 -1933 (The Naturalist's Agency, 1877)

A catalogue of the birds of the Virginias - Rives, William Cabell, 1850 -1938 (Printed for the Society by T.T. Pitman, 1890)

Catalogue of the Collection of Birds' Eggs in the British Museum - Oates, Eugene William, 1845 -1911 (1903)

A catalogue of the collection of birds formed by the late Hugh Edwin Strickland ... - Salvin, Osbert, 1835 -1898 (University Press, 1882)

A catalogue of the collection of birds formed by the late Hugh Edwin Strickland - Salvin, Osbert, 1835 -1898 (Univ. Press, 1882)

Catalogue of the crustacea brought by Thomas Nuttall and J.K. Townsend from the west coast of North America and the Sandwich Islands, with descriptions of such species as are apparently new, among which are included several species of different localities, previously existing in the collection of the Academy - Nuttall, Thomas, 1786 -1859 (Academy of Natural Sciences, 1839)

Catalogue of the oological collection in the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (1853)

Catalogue of the specimens illustrating the osteology of vertebrated animals, recent and extinct, contained in the Museum of the Royal College of Surgeons of England Part III Class Aves - Sharpe, Richard Bowdler, 1847 -1909 (1891)

The Century dictionary : an encyclopedic lexicon of the English language: prepared under the superintendence of William Dwight Whitney - Whitney, William Dwight, 1827 -1894 (Century Co, 1889)

Chamber's encyclopaedia, a dictionary of universal knowledge (Chambers, 1902)

Changes in breeding bird populations between 1930 and 1985 in the Quaker Run valley of Allegany State Park, New York - New York State Museum. (University of the State of New York, State Education Dept, 1990)

The changing Illinois environment : critical trends : technical report of the Critical Trends Assessment Project - Illinois. Dept. of Energy; Natural Resources. (Ill. Dept. of Energy and Natural Resources, 1994)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1962)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1967)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1972)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1981)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 2004)

Check-list and bibliography on the occurrence of insects in birds' nests - Hicks, Ellis A. (Iowa State College Press, 1959)

Check list of New York birds - Farr, Marcus Stults, 1870 - (University of the State of New York, 1900)

A check list of North American birds - Coues, Elliott, 1842 -1899 (Estes and Lauriat, 1882)

Check-list of North American birds - American Ornithologists' Union. (American Ornithologists' Union, 1895)

Check-list of North American birds - American Ornithologists' Union. (American ornithologists' union, 1910)

Check-list of North American birds - American Ornithologists' Union. (1957)