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

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

Bulletin - Smithsonian Institution. (G.P.O, 1942)

Bulletin - Smithsonian Institution. (G.P.O, 1946)

Bulletin - Smithsonian Institution. (G.P.O, 1948)

Bulletin - Smithsonian Institution. (G.P.O, 1949)

Bulletin - Smithsonian Institution. (G.P.O, 1959)

Cage birds and bird world (F. Carl, 1908)

Cage birds and bird world (F. Carl, 1913)

Cage birds and bird world (F. Carl, 1914)

California mammals - Stephens, Frank, 1849 -1937 (West Coast Pub. Co, 1906)

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)

Camp life in Florida a handbook for sportsmen and settlers - Hallock, Charles, 1834 -1917 (Forest and Stream Pub. Co, 1876)

Canada, an encyclopaedia of the country the Canadian Dominion considered in its historic relations, its natural resources, its material progress and its national development - Hopkins, J. Castell 1864 -1923 (Linscott Pub. Co, 1899)

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

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, 1990)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2000)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2002)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2003)

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, 2011)

The Canadian naturalist and quarterly journal of science : with proceedings of the Natural History Society of Montreal - Natural History Society of Montreal. (Dawson, 1875)

Capital natural de México - Sarukhan, Jose (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2008)

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

Carl von Linné, Vollständiges Natursystem - Linné, Carl von, 1707 -1778 (bey Gabriel Nicolas Raspe, 1773)

Caroli a Linné ... Systema naturæ per regna tria naturæ, secundum classes, ordines, genera, species; cum characteribus, differentiis, synonymis, locis - Gmelin, Johann Friedrich, 1748 -1804 (apud J.B. Delamolliere, 1789)

Caroli a Linné. Systema naturae per regna tria naturae : secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis - Gmelin, Johann Friedrich, 1748 -1804 (impensis Georg. Emanuel. Beer, 1788)

Cassell's natural history. The feathered tribes (A. Montgomery, 1854)

Cassell's natural history - Duncan, P. Martin (Peter Martin), 1821 -1891 (Cassell, Petter & Galpin, 1876)

Cassell's natural history - Duncan, P. Martin (Peter Martin), 1821 -1891 (Cassell & Company, Limited, 1896)

Cassell's natural history - Duncan, P. Martin (Peter Martin), 1821 -1891 (Cassell & Company, Limited, 1891)

Catalogo das aves do Brasil: e lista dos exemplares existentes na colecao do Departamento de Zoologia. 2a Parte: Ordem PASSERIFORMES (continuacao): Superfamilia Tyrannoidea e Subordem PASSERES - Pinto, Oliverio Mario de Oliveira (Departamento de Zoologia, 1944)

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 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. (1949)

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)

Catalogue of Canadian birds. Part II, birds of prey, woodpeckers, fly-catchers, crows, jays and blackbirds, including the following orders : raptores, coccyges, pici, macrochires, and part of the passeres - Geological Survey of Canada (S.E. Dawson, 1903)

Catalogue of Canadian birds. Part III, sparrows, swallows, vireos, warblers, wrens, titmice and thrushes, including the order : passeres after the icteridæ - Geological Survey of Canada (S.E. Dawson, 1904)

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 scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1921)

Catalogue of the animals preserved in the Museum of the Zoological Society, September 1829 - Zoological Society of London. (Printed by Richard Taylor, 1829)

Catalogue of the Birds in the British Museum - British Museum (Natural History). Department of Zoology. [Birds]. (1874)

Catalogue of the birds of prey (Accipitres and Striges), with the number of specimens in Norwich museum - Gurney, J. H. (John Henry), 1848 -1922 (R.H. Porter, 1894)

Catalogue of the Collection of Birds' Eggs in the British Museum - Oates, Eugene William, 1845 -1911 (1902)

Catalogue of the genera and subgenera of birds contained in the British Museum - Gray, George Robert, 1808 -1872 (Printed by order of the Trustees, 1855)

A catalogue of the oological collection of J. Parker Norris and J. Parker Norris Jr - Norris, J. Parker (Joseph Parker), 1871 -1931 (Privately printed, 1894)

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)

CBC newsletter - Carolina Bird Club (Carolina Bird Club, 1983)

CBC newsletter - Carolina Bird Club (Carolina Bird Club, 1990)

CBC newsletter - Carolina Bird Club (Carolina Bird Club, 1993)

CBC newsletter - Carolina Bird Club (Carolina Bird Club, 1996)

CBC newsletter - Carolina Bird Club (Carolina Bird Club, 1997)

CBC newsletter - Carolina Bird Club (Carolina Bird Club, 2006)

CBC newsletter - Carolina Bird Club (Carolina Bird Club, 2007)

CBC newsletter - Carolina Bird Club (Carolina Bird Club, 2010)

CBC newsletter - Carolina Bird Club (Carolina Bird Club, 2012)

CBC newsletter - Carolina Bird Club (Carolina Bird Club, 2014)

CBC newsletter - Carolina Bird Club (Carolina Bird Club, 2015)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1938)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1940)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1941)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1942)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1953)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1954)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1937)

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

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

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1977)

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

The Chat - North Carolina Bird Club. (Carolina Bird Club, 2002)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 2003)

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

The Chat - North Carolina Bird Club. (Carolina Bird Club, 2014)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 2015)