Check list of British Columbia birds - Thayer, John Eliot, 1862 -1933 (R. Wolfeenden, Printer to the Queen, 1891)

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 (F.W. Putnam, 1879)

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)

Check-list of North American birds : according to the canons of nomenclature of the American Ornithologists' Union - American Ornithologists' Union. (The Union, 1889)

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

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

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)

Check list of the birds of Ontario and catalogue of birds in the biological section of the Museum - Nash, Charles W. (Charles William), 1848 -1926 (Dept. of Education, 1900)

Check list of the birds of Ontario and catalogue of birds in the biological section of the museum, Department of Education, Toronto - Nash, Charles W. (Charles William), 1848 -1926 (s.n.], 1900)

Check list of the birds of Ontario and catalogue of birds in the biological section of the museum, Department of Education, Toronto - Nash, C. W. (Warwick Bros. & Rutter, 1900)

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)

Checklist of British Columbia birds - Fannin, John, 1839 -1904 (Printed by R. Wolfenden, 1891)

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

Checklist of the birds of Belize - Carnegie Museum of Natural History (Carnegie Museum of Natural History, 1986)

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)

The code of nomenclature and check-list of North American birds : adopted by the American Ornithologists' Union : being the report of the Committee of the Union on Classification and Nomenclature - American Ornithologists' Union. Committee on Classification; Nomenclature. (1886)

[Collected articles from The Ibis on the ornithology of Central America] - Salvin, Osbert, 1835 -1898 ([Blackwell Scientific], 1859)

[Collected reprints, 1902-1928 - Howell, Arthur H. (Arthur Holmes), 1872 -1940 (s.n, 1900)

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

Collected writings on mammals - Allen, J. A. (Joel Asaph), 1838 -1921 ([v.p.], 1870)

Collection of pamphlets on mollusks (1881)

The Collectors' monthly (C.H. Prince, 1892)

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)

Common sense gardens : how to plan and plant them - Sewell, Cornelius V. V. (The Grafton press, 1906)

Comptes rendus hebdomadaires des séances de l'Académie des sciences - Centre national de la recherche scientifique (France) (publiés avec le concours du Centre national de la recherche scientifique par MM. les secrétaires perpétuels, 1854)

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, 1903)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1904)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1905)

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

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1917)

Conspectus generum avium - Bonaparte, Charles-Lucien, 1803 -1857 (Apud E.J. Brill, 1850)

Contribucion á la ornitologia cubana - Gundlach, Johannes Christoph, 1810 -1896 (Imp. "La Antilla" de N. Cacho-Negrete, 1876)

A contribution to the ornithology of the Orinoco region - Cherrie, George Kruck, 1865 -1946 (Pub. for the Brooklyn museum, 1916)

Contributions from the Department of Zoology and Entomology - Iowa State University. Dept. of Zoology; Entomology. (F.R. Conway, 1896)

Contributions to the natural history of the Bermudas. Vol. I - Goode, G. Brown (George Brown), 1851 -1896 (Govt. print. off, 1884)

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

The crane-flies of New York - Alexander, Charles P. (Charles Paul), 1889 -1981 (1920)

The Death valley expedition. A biological survey of parts of California, Nevada, Arizona, and Utah. Part II - Stejneger, Leonhard, 1851 -1943 (Govt. print. off, 1893)

Description of five new species of birds from the Bahamas - Maynard, C. J. (Charles Johnson), 1845 -1929 (1887)

Descriptions of the first plumage in various species of North American birds - Brewster, William, 1851 -1919 (1878)

A descriptive catalogue of the birds of Massachusetts - Samuels, Edward A. (Edward Augustus), 1836 -1908 (Wright & Potter, 1864)

The development of the oculomotor nerve, the ciliary ganglion, and the abducent nerve in the chick - Carpenter, Frederick Walton, 1876 -1925 (1906)

Diaries of William Brewster, 1865-1919 (inclusive) - Brewster, William, 1851 -1919 (1869)

Diaries of William Brewster, 1865-1919 (inclusive) - Brewster, William, 1851 -1919 (1870)

Diaries of William Brewster, 1865-1919 (inclusive) - Brewster, William, 1851 -1919 (1872)

Diaries of William Brewster, 1865-1919 (inclusive) - Brewster, William, 1851 -1919 (1873)

Diaries of William Brewster, 1865-1919 (inclusive) - Brewster, William, 1851 -1919 (1874)

A dictionary of birds - Shufeldt, Robert Wilson 1850 -1934 (A. and C. Black, 1893)

A dictionary of birds - Lydekker, Richard, 1849 -1915 (A. and C. Black, 1896)

A dictionary of birds - Shufeldt, Robert Wilson 1850 -1934 (A. and C. Black, 1896)

Directory to the birds of Eastern North America - Maynard, C. J. (Charles Johnson), 1845 -1929 (1907)

Directory to the birds of eastern North America, illustrated with many wood cuts and ... plates drawn and engraved by the author - Maynard, C. J. (Charles Johnson), 1845 -1929 (1907)

Distribution and migration of North American warblers - Cooke, Wells W. (Wells Woodbridge), 1858 -1916 (U.S. Dept of Agriculture, Division of Biological Survey, 1904)

The distribution of bird-life in Colombia; a contribution to a biological survey of South America - Fuertes, Louis Agassiz, 1874 -1927 (Pub. by order of the trustees, 1917)