The relation of physical defects to school progress
Ayres, Leonard Porter, 1879-1946.
The relation of physical defects to school progress [by] Leonard P. Ayres ... - New York, Dept. of Child Hygiene of the Russell Sage Foundation [1910?] - 9 p. diagrs. 23 cm. - [Russell Sage Foundation. Dept. of Child Hygiene. Pamphlets] no. 61 .
"Reprinted from the Eleventh annual report of the city superintendent of schools, New York City, 1909."
e 11001336
Children with disabilities--Education.
LC4231 / .A8
The relation of physical defects to school progress [by] Leonard P. Ayres ... - New York, Dept. of Child Hygiene of the Russell Sage Foundation [1910?] - 9 p. diagrs. 23 cm. - [Russell Sage Foundation. Dept. of Child Hygiene. Pamphlets] no. 61 .
"Reprinted from the Eleventh annual report of the city superintendent of schools, New York City, 1909."
e 11001336
Children with disabilities--Education.
LC4231 / .A8