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 birds from the Himalaya Mountains - Gould, John 1804 -1881 (1831)

Die cestoden der Vögel - Fuhrmann, Otto 1871 -1945 (G. Fischer, 1908)

Cestodes - Braun, Max, 1850 -1930 (C.F. Winter, 1894)

Chapters on the natural history of the United States - Shufeldt, Robert Wilson 1850 -1934 (Studer Bros, 1897)

Chapters on the natural history of the United States - Shufeldt, Robert Wilson 1850 -1934 (Studer Brothers, 1900)

Charakterzeichnungen der vorzüglichsten deutschen singvögel - Müller, Adolf, 1821 -1910 (C. F. Winter, 1865)

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, 1960)

Check-list of birds of the world - Traylor, Melvin A. (Melvin Alvah), 1915 -2008 (Harvard University Press, 1986)

Check-list of birds of the world - Traylor, Melvin A. (Melvin Alvah), 1915 -2008 (Harvard University Press, 1967)

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

Check-list of birds of the world - Traylor, Melvin A. (Melvin Alvah), 1915 -2008 (Harvard University Press, 1968)

Check-list of birds of the world - Traylor, Melvin A. (Melvin Alvah), 1915 -2008 (Harvard University Press, 1962)

Check-list of birds of the world - Traylor, Melvin A. (Melvin Alvah), 1915 -2008 (Harvard University Press, 1987)