Business-sponsored teaching aids
Subtitle: a report presenting the nature, purposes, and content of free and inexpensive materials for the classroom ...
By: by Thomas J. Sinclair.
Publisher: F. A. Owen Pub. Co.
Published: 1949
Place of publication: Dansville, N.Y
Language: eng
Number of pages: 113
Subjects: Teaching -- Aids and devices.; Advertising.
Notes: Bibliography: p. [107]-113.
The major portion of the author's thesis, Northwestern Univ., submitted under title: An analysis of certain factors relating to business-sponsored teaching aids.