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 a collection of American birds - Sclater, Philip Lutley, 1829 -1913 (N. Trubner and Co, 1862)

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, skins and mounted specimens - Ward's Natural Science Establishment, inc. (Ward's Natural Science Establishment)

Catalogue of phaenogamous and acrogenous plants found growing wild in the lower peninsula of Michigan and the islands at the head of Lake Huron - Winchell, N. H. 1839 -1914 (Hosmer & Kerr, Printers to the State, 1861)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1902)

Catalogue of the Birds in the British Museum - British Museum (Natural History). Department of Zoology. [Birds]. (1888)

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

Catalogue of the Collection of Birds' Eggs in the British Museum - Oates, Eugene William, 1845 -1911 (1912)

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

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

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)

A century of progress in the natural sciences, 1853-1953 - California Academy of Sciences (1955)

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, 1940)

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, 1967)

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, 1984)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1988)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1994)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1998)

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 birds of the world - Traylor, Melvin A. (Melvin Alvah), 1915 -2008 (Harvard University Press, 1970)

A check list of North American birds - Coues, Elliott, 1842 -1899 (F.W. Putnam, 1879)

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

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

A check list of North American birds - Coues, Elliott, 1842 -1899 (Naturalists' Agency, 1874)

Check-list of North American birds - American Ornithologists' Union. (The Union, 1931)

Check-list of North American birds : the species of birds of North America from the Arctic through Panama, including the West Indies and Hawaiian Islands / prepared by the Committee on Classification and Nomenclature of the American Ornithologists' Union - American Ornithologists' Union. (American Ornithologists' Union, 1983)

A check list of Rhode Island nesting birds, with data - Remington, Charles H. (1908)

Check list of the vertebrates of Ontario and catalogue of specimens in the Biological Section of the Provincial Museum birds - Nash, Charles W. (Charles William), 1848 -1926 (L.K. Cameron, 1905)

Check list of the vertebrates of Ontario and catalogue of specimens in the biological section of the Provincial museum. Birds - Nash, Charles W. (Charles William), 1848 -1926 (L. K. Cameron, printer to the king's most excellent Majesty, 1905)

A checklist of North American birds - Coues, Elliott, 1842 -1899 (Naturalists' Agency, 1873)

Checklist of the recent vertebrate fauna of the Lubbock Lake Landmark State Historical Park, 1955-1997 - Bradley, Robert D. (Texas Tech University Press, 1998)

A checklist of the vertebrate animals of Kansas - Collins, Joseph T. (Museum of Natural History, University of Kansas, 1991)

The chewing lice : world checklist and biological overview - Price, Roger D. (Illinois Natural History Survey, 2003)

Circular / U.S. Fish and Wildlife Service - U.S. Fish; Wildlife Service (U.S. G.P.O.,, 1950)

Circular / U.S. Fish and Wildlife Service - U.S. Fish; Wildlife Service (U.S. G.P.O.,, 1953)

A classified catalogue of the birds of Canada : including every species known to visit the several provinces which now form the Dominion of Canada - Ross, Alexander Milton, 1832 -1897 (Rowsell & Hutchison, 1872)

A classified catalogue of the birds of Canada including every species known to visit the several provinces which now form the Dominion of Canada - Ross, Alexander Milton, 1832 -1897 (Rowsell & Hutchison, 1872)

[Collected reprints, 1895-1916 - Beal, F. E. L. (Foster Ellenborough Lascelles), 1840 -1916 (s.n, 1900)

[Collected reprints, 1911-1931 - Swarth, Harry S. (Harry Schelwald), 1878 -1935 (s.n, 1900)

Collection of pamphlets on mollusks (1881)

College zoology - Hegner, Robert William, 1880 -1942 (The Macmillan company, 1912)

College zoology - Hegner, Robert William, 1880 -1942 (Macmillan, 1918)

Color key to North American birds - Reed, Chester A. (Chester Albert), 1876 -1912 (Doubleday, Page & company, 1903)

Color key to North American birds : with bibliographical appendix - Reed, Chester A. (Chester Albert), 1876 -1912 (D. Appleton & Co, 1912)

Color key to North American birds, with bibliographical appendix - Reed, Chester A. (Chester Albert), 1876 -1912 (D. Appleton & Company, 1912)

Color key to North American birds; with bibliographical appendix - Reed, Chester A. (Chester Albert), 1876 -1912 (D. Appleton, 1912)

Communication and relationships in the genus Tyrannus - Smith, W. John (William John), 1934 - (The Club, 1966)

Comparative study of todies (Todidae), with emphasis on the Puerto Rican tody, Todus mexicanus - Kepler, Angela Kay, 1943 - (Nuttall Ornithological Club, 1977)

Compendium of natural features information - Maryland. State Planning Dept. (The Department, 1975)

Condition and doings of the Boston Society of Natural History as exhibited by the annual reports - Boston Society of Natural History. (1864)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1899)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1901)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1909)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1911)