Radio and electric power supply equipment for schools
By: by Edward Charles Blom ...
Publisher: Teachers college, Columbia university
Published: 1930
Place of publication: New York city
Language: eng
Number of pages: 188
Subjects: Schools; Furniture, equipment; Radio in education; Radio; Equipment and supplies; Electric power; School buildings; Laboratories
Notes: Vita.

Published also as Teachers college, Columbia university, Conitributions to education, no. 409.

Thesis (Ph. D.)--Columbia university, 1930.

Bibliography: p. 160-163.