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)

The cherries of New York - New York (State). Dept. of Agriculture. (J.B. Lyon Company, state printers, 1915)

The chief injurious scale-insects of Connecticut - Britton, Wilton Everett, 1868 -1939 (Connecticut Agricultural Experiment Station, 1905)

Circular - Estación Experimental Agronómica de Santiago de las Vegas (Cuba) (La Estacin, 1909)

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

Citrus fruits and their culture - Hume, H. Harold (Hardrada Harold), 1875 -1965 (O. Judd Company, 1913)

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)

Classification of the Aleyrodidae - United States. Office of Experiment Stations. (Government Printing Office, 1913)

A classification of the scale insect genus Asterolecanium - Russell, Louise M. (Louise May), 1905 - (U.S. Dept. of Agriculture, 1941)

The Coccidae - MacGillivray, Alexander Dyer, 1868 -1924 (Scarab company, 1921)

The Coccidae of Ceylon - Green, Edward Ernest, 1861 -1949 (Dulau & Co., ltd, 1899)

The Coccidae of Ceylon - Green, Edward Ernest, 1861 -1949 (Dulau & Co., ltd, 1904)

The Coccidae of Ceylon - Green, Edward Ernest, 1861 -1949 (Dulau & Co., ltd, 1922)

The Coccidae of Illinois - Gage, John Howard (1916)

The Coccidae of Kansas. A series of articles dealing with Coccidae found in Kansas, their host plants, and bibliography - Hunter, Samuel John, 1866 -1946 (1898)