ds. _Jour. of
Eco. Ento._, Vol. 2, No. 4, 1909, pp. 265-268.

HOWARD, L.O. Insects as Carriers and Spreaders of Disease. _Year
Book U.S. Dept. Agric._, 1901, pp. 177-192. Good review of the
subject.

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 Role 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 ueber den XIV. Intern. Kongress fuer
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.

WHERRY, W.