Changes in achievement following the removal of certain physical defects in elementary school pupils ...
By: [by] Raymond L. Chambers.
Published: 1931
Place of publication: Philadelphia
Language: eng
Number of pages: 131
Subjects: Exceptional children.; Children -- Care and hygiene
Notes: "The pupils chosen as subjects for this study were enrolled ... in six Philadelphia, Pennsylvania, public schools." - p. 23.

thesis (PH. D.) - University of Pennsylvania, 1931.

Bibliography: p. 100-106.