Gudger, E.W. Early Note on Flies as Transmitters of Disease. Science, N.S. Vol. 31, Jan. 7, 1910, pp. 31–32.

Hamer, W.H. Nuisance from Flies. London County Council Rept. No. 1,138, pp. 1–10, and No. 1,207, pp. 1–6, 1908. Observations on various flies and their relation to diseases.

Hayward, E.H. The Fly as a Carrier of Tuberculosis Infection. N.Y. Med. Jour., 80, 1904, pp. 643–644. Tubercular bacilli pass through the digestive tract of flies and remain virulent.

Howard, L.O. The Carriage of Disease by Flies. Bull. 30, N.S., pp. 39–45, U.S. Dept. Agric, Div. of Ento., 1901. Discussion of flies as carriers of disease.

Howard, L.O. House-flies. U.S. Dept. of Agric., Bureau of Ento., Cir. No. 71, revised ed., Sept. 21, 1906. Notes on the various species visiting houses; habits; methods of control; regulations for controlling flies in cities.

Hutchinson, Woods. The Story of the Fly That Does Not Wipe Its Feet. Sat. Evening Post, March 7, 1908.

Jackson, Daniel D. Conveyance of Disease by Flies Summarized. Bost. Med. & Surg. Jour., 1908, p. 451. Disease and flies prevail at same time; records over 1,000,000 bacteria to each fly caught on swill-barrels.

Jackson, Daniel B. Pollution of New York Harbor as a Menace to Health by the Dissemination of Intestinal Diseases Through the Agency of the Common House-fly. Account of experiments and deductions. Pamphlet issued July, 1908, by Merchants' Assn. of New York.

Leidy, Joseph. Flies as a Means of Communicating Contagious Diseases. Proc. Acad. Nat. Sci. Phil., 23, 1871, p. 297. Believes that flies may carry disease; refers to flies in connection with gangrene and wounds.