Checklist of publications on entomology issued by the United States Department of Agriculture through 1927, with subject index - National Agricultural Library (U.S.) (United States Department of Agriculture, Library, 1930)

Chromosome number and pairs in the somatic mitoses of Ambystoma tigrinum - Parmenter, Charles Leroy. (1919)

Ciba Foundation colloquia on ageing - Ciba Foundation. (Little, Brown, 1959)

Circular - New Jersey Agricultural Experiment Station. (New Jersey Agricultural Experiment Station, 1911)

Circular - Pennsylvania. Bureau of Zoology. (Dept. of Agriculture, Bureau of Zoology, 1917)

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

Circular - United States. Bureau of Entomology. (The Bureau, 1906)

Circular - United States. Bureau of Entomology. (The Bureau, 1911)

Circular - United States. Bureau of Entomology. (The Division, 1900)

A civic biology : presented in problems - Hunter, George W. (George William), 1873 -1948 (American Book Company, 1914)

A civic biology, presented in problems - Hunter, George W. (George William), 1873 -1948 (American Book Company, 1914)

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

Civic science in the home - Hunter, George W. (George William), 1873 -1948 (American Book Compay, 1921)

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)

The classification of lower organisms - Copeland, Herbert Faulkner (Pacific Books, 1956)

A classification of the mosquitoes of North and Middle America - Coquillett, D. W. (Daniel William), 1856 -1911 (G.P.O, 1906)

A classified index and synopsis of The animal kingdom arranged in conformity with its organization - Gray, John Edward 1800 -1875 (Printed for Whittaker and Co, 1835)

The clonal selection theory of acquired immunity - Burnet, F. M. (Frank Macfarlane), 1899 -1985 (Vanderbilt University Press, 1959)

Coastal Geography Conference (Office of Naval Research, 1954)

The Collecting net - Marine Biological Laboratory (Woods Hole, Mass.) (The Collecting net, 1941)

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

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)

A colony in the making : or, Sport and profit in British East Africa - Cranworth, Bertram Francis Gurdon, Baron, 1877 -1964 (Macmillan, 1912)

A colony in the making, or, Sport and profit in British East Africa - Cranworth, Bertram Francis Gurdon, Baron, 1877 -1964 (Macmillan and Co, 1912)

Come into the garden - Tabor, Grace, 1873? - (The Macmillan company, 1921)

Commercial fisheries review - U.S. Fish; Wildlife Service (National Marine Fisheries Service; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1959)

Common blood and tissue parasites of man : life cycle charts - United States. Public Health Service. (U.S. Department of Health, Education, and Welfare, Public Health Service, Communicable Disease Center, 1965)

Comparative anatomy - Siebold, C. Th. E. von (Carl Theodor Ernst), 1804 -1885 (Trubner, 1854)

The comparative morphology of the genitalia of insects - Newell, Anna Grace, 1876 - (1916)

A compend on bacteriology : including animal parasites - Pitfield, Robert Lucas, 1870 - (Blakiston's Son, 1914)

Compend on bacteriology, including pathogenic protozoa - Pitfield, Robert L. (P. Blakiston's, 1922)

The complete writings of Thomas Say on the entomology of North America - Ord, George, 1781 -1866 (1883)

The complete writings of Thomas Say on the entomology of North America - LeConte, John L. (John Lawrence), 1825 -1883 (A. E. Foote, 1891)

The complete writings of Thomas Say on the entomology of North America - Ord, George, 1781 -1866 (Baillière brothers, 1859)

Comptes rendus des séances de la Société de biologie - Société de biologie (Paris, France) (Masson et Cie, 1918)

Comptes rendus des séances de la Société de biologie - Société de biologie (Paris, France) (Masson et Cie, 1921)

Comptes rendus hebdomadaires des séances et mémoires de la Société de biologie - Société de biologie (Paris, France) (G. Masson, 1900)

Comptes rendus hebdomadaires des séances et mémoires de la Société de biologie - Société de biologie (Paris, France) (G. Masson, 1901)

Comptes rendus hebdomadaires des séances et mémoires de la Société de biologie - Société de biologie (Paris, France) (G. Masson, 1902)

Comptes rendus hebdomadaires des séances et mémoires de la Société de biologie - Société de biologie (Paris, France) (G. Masson, 1903)