The school radio-sound system, by R. R. Lowdermilk. Published by the Federal radio education committee with the cooperation of the U.S. Office of education, Federal security agency.
Material type:
TextSeries: [Ohio. State university, Columbus. Bureau of educational research. Evaluation of school broadcasts. Pamphlet series, no. 3]Publication details: Washington, D.C., 1941.Description: vi, 58 p. 23 cmSubject(s): DDC classification: - 371.333
- LB1044.5 .O5 no. 3
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Bibliography: p. 57-58.
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