Check-list of the insects of Connecticut - Britton, Wilton Everett, 1868 -1939 (Printed for the State Geological and Natural History Survey, 1920)

Check-list of the insects of Connecticut - Britton, Wilton Everett, 1868 -1939 (State Geological and Natural History Survey, 1920)

Check-list of the species of fishes known from the Philippine Archipelago - Jordan, David Starr, 1851 -1931 (Bureau of printing, 1917)

Circular - United States. Bureau of Entomology. (Govt. print. off, 1891)

Circular - United States. Bureau of Entomology. (The Division, 1907)

Civic biology, a textbook of problems, local and national, that can be solved only by civic coöperation - Hodge, Clifton F. (Clifton Fremont), 1859 -1919 (Ginn, 1918)

Civic biology; a textbook of problems, local and national, that can be solved only by civic coöperation - Dawson, Jean, 1873 - (Ginn and Company, 1918)

Civic biology; a textbook of problems, local and national, that can besolved only by civic cooperation - Dawson, Jean, 1873 - (Ginn and company, 1918)

Civic biology; textbook of problems, local and national, that can be solved only by civic coöperation - Dawson, Jean, 1873 - (Ginn, 1918)

Class book of economic entomology - Lochhead, W. (P. Blakiston's son & co, 1919)

Class book of economic entomology, with special reference to the economic insects of the northern United States and Canada - Lochhead, W. (Blakiston, 1919)

Class book of economic entomology with special reference to the economic insects of the northern United States and Canada - Lochhead, W. (P. Blakiston's Son, 1919)

A classification of living animals - Rothschild, Nathaniel Mayer Victor Rothschild, Baron, 1910 -1990 (Wiley, 1961)

Classification of the animal kingdom - Blackwelder, Richard E. (Richard Eliot), 1909 -2001 (Southern Illinois University Press, 1963)

The Coleopterists' Bulletin - Coleopterists Society. (Coleopterists' Society, 1968)

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

Collection and preservation of insects - Oman, Paul W. (Paul Wilson), 1908 - (U.S. Dept. of Agriculture, 1946)

Collection of entomopathogenic fungal cultures : catalog of strains - United States. Agricultural Research Service. (U.S. Dept. of Agriculture, 1992)

College of Hawaii publications Bulletin - University of Hawaii (Honolulu) (The College, 1911)

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

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

College zoology - Hegner, Robert William, 1880 -1942 (Macmillan, 1959)

Collins collection log and collection records, 1983 and undated - Collins, Margaret (1983)

Common Illinois insects : and why they are interesting - Wright, A. Gilbert (Arthur Gilbert), 1909 - (Dept. of Registration and Education, 1951)

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, 1906)

Congrès international d'entomologie : [proceedings] (Hayez, 1910)

Congrès international d'entomologie : [proceedings] (Hayez, 1933)

Congrès international d'entomologie : [proceedings] (Hayez, 1935)

Congrès international d'entomologie : [proceedings] (Hayez, 1939)

Congrès international d'entomologie : [proceedings] (Hayez, 1952)

Congrès international d'entomologie : [proceedings] (Hayez, 1958)

Congrès international d'entomologie : [proceedings] (Hayez, 1971)

Congrès international d'entomologie : [proceedings] (Hayez, 1972)

Congrès international d'entomologie : [proceedings] (Hayez, 1977)

Congrès international d'entomologie : [proceedings] (Hayez, 1980)

Congrès international d'entomologie : [proceedings] (Hayez, 1984)

Congrès international d'entomologie : [proceedings] (Hayez, 1988)

Congrès international d'entomologie : [proceedings] (Hayez, 1992)

Congrès international d'entomologie : [proceedings] (Hayez, 1996)

Congrès international d'entomologie : [proceedings] (Hayez, 2000)