hearing abilities of children in Toronto public schools...
By: by Clifford B. Conway...
Series: [Toronto, University. Ontario college of education] Bulletin no 9 of the Department of educational research
Publisher: The Department of educational research, Ontario college of education
Published: 1937
Place of publication: Toronto
Language: eng
Number of pages: 132
Subjects: Deafness; Ear -- Diseases; School hygiene
Notes: Bibliography: p.120-123.