HEREDITARY DEAFNESS 63 



writings of Drs. Davenport and Eeed, 

 Prof. Popenoe, Editor of the organ of the 

 American Genetic Association, "The Jour- 

 nal of Heredity," and other great scien- 

 tists, but to do so would be more like 

 plating gold with gold to anyone at all ex- 

 perienced in such matters. 



There are in the United States, at least 

 100,000,000 people. Of this number, 3% are 

 sufficiently deaf to need help; there are 

 adults to the number of 5,000,000 that are 

 "hard of hearing" and there are 1,000,000 

 kaown deaf. 60% of these can trace their 

 lack of hearing to deaf parents or deaf an- 

 cestors. 



Dr. C. A. Fay has made a study of the 

 records gathered by the Tolta Bureau. He 

 finds that there have been 4,471 marriages 

 between deaf persons. 14.1 9?> of these deaf 

 matings report no children. There are 

 6,782 children reported from parents, both 

 of whom are totally deaf, 24.7% of children 

 from these deaf parents are themselves" 

 deaf. Are not such marriages criminal 

 and should not the State interfere? 



Thus Dr. Fay's tabulation shows that" 



