Howard, L.O. How Insects Affect Health in Rural Districts. U.S. Dept. Agric., Farmers' Bulletin, No. 155, 1902. Discussion of city and county conditions; protection from typhoid, malaria and yellow fever.

Howard, L.O. Economic Loss to the People of U.S. Through Insects That Cause Disease. Bull. 78, U.S. Dept. Agric. Bur. of Ent., 1909. A comprehensive discussion and summary of the subject. Discusses mosquitoes, flies, the Panama Canal, epidemic diseases and the progress of nations.

Kellogg, V.L. Insects and Disease, Chap. XVIII, in American Insects, pp. 615–654, 1905. Discusses Mosquitoes and malaria; yellow fever and filariasis.

King, H.H. Report on Economic Entomology of Khartoum, in Third Rept. of Wellcome Research Lab., 1908. Discusses insects injurious to man: mosquitoes, blood-sucking insects other than mosquitoes, etc.

Mason, C.F. The Spread of Diseases by Insects, with Suggestions Regarding Prophylaxis. International Clinics, Vol. II, 1904, pp. 1–21. A brief summary of the subject.

McCrae, John. Recent Progress in Tropical Medicine. International Clinics, Vol. II, 1904, pp. 22–36. Discusses several diseases, some of which are transmitted by insects.

Nuttall, G.H.F. On the Rôle of the Insects Arachnids and Myriapods as Carriers in the Spread of Bacterial and Parasitic Diseases of Man and Animals. A critical and historical study. Johns Hopkins Hospital Reports, Vol. 8, 1899, pp. 1–154. A review of all the literature up to this date. Important article.

Nuttall, G.H.F. Insects as Carriers of Disease. Recent advances in our knowledge of the part played by blood-sucking arthropods (exclusive of mosquitoes and ticks) in the transmission of infectious diseases. Bericht über den XIV. Intern. Kongress für Hygiene und Dermogrophic. Berlin, 1907, pp. 195–206. Discusses protozoan and bacterial diseases.

Stiles, C.W. Insects as Disseminators of Disease. Virginia Medical Semi-monthly, Vol. 6, No. 3, May 10, 1901, pp. 53–58. Good statement of subject with list of recent workers.