Some difficulties in elementary school history
By: by Adelaide M. Ayer.
Series: Teachers College, Columbia University. Contributions to education ;; no. 212; Contributions to education.
Publisher: Teachers College, Columbia University
Published: 1926
Place of publication: New York
Language: eng
Number of pages: 70
Subjects: History -- Study and teaching (Elementary)
Notes: Bibliography: p. 53-55.
Originally presented as author's thesis, Columbia.