INSECTS, AND THEIR RELATION TO MAN 185 



Questions 



1. What name is given to the young of flies ? Where may 

 they be found? 



2. . How long does it take to develop a generation of flies ? 



3. During what part of the year are house flies the most 

 abundant ? 



4. Explain the statement, "Flies were more deadly than 

 Spanish bullets." 



5. What diseases may be carried by flies? 



6. W T hat is the relation between temperature and the typhoid 

 rate, where the water supply and general sanitation is good? 

 Where poor? 



Special Reports 



1. The habits and breeding places of the typhoid fly. 



2. Typhoid fever and the fly. 



3. The house fly as a carrier of disease. 



4. How insects affect the health in rural districts. 



5. Flies as spreaders of disease in camps. 



6. Means of destroying typhoid flies. 



References 



"House Flies." Entomological Circular 71, U.S. Department of 

 Agriculture. 



"The Fly, the Disease of the House." McClure's, September, 1909. 



" Flies and Typhoid Fever." Popular Science Monthly, July, 1901. 



"The Typhoid Fly." Merchants' Association Bulletin, New York 

 City, April, 1909. 



" The House Fly at the Bar." Merchants' Association, New York City. 



Jackson, D. B., Pollution of New York Harbor as a Menace to Health, 

 etc., Merchants' Association, New York City, July, 1908. 



Woods, "Typhoid Fever: The Story of the Fly that doesn't Wipe its 

 Feet." The Saturday Evening Post, 1908. 



Dickinson, The House Fly and its Connection with Disease Dissemi- 

 nation. 



Underwood, William L., "The House Fly as a Carrier of Disease." 

 Country Life in America, 1903. 



Reed, Vau<rhan, et al., Tynhoid in U. S. Military Camps during the 

 Spanish-American War of 1898. 1905. 



