The school radio-sound system
By: by R. R. Lowdermilk. Published by the Federal radio education committee with the cooperation of the U.S. Office of education, Federal security agency.
Contributors: Federal radio education committee.; United States. Office of Education.
Series: [Ohio. State university, Columbus. Bureau of educational research. Evaluation of school broadcasts. Pamphlet series, no. 3]
Published: 1941
Place of publication: Washington, D.C
Language: eng
Number of pages: 58
Subjects: Radio in education.; Radio broadcasting.
Notes: Bibliography: p. 57-58.