Radio telephone service
By: by C.A. Wright ...
Series: Circular; no. 10, The Engineering Experiment Station, the Ohio State University, Columbus
Publisher: The University
Published: 1922
Place of publication: Columbus
Language: eng
Number of pages: 23
Subjects: Radio.
Notes: At head of title: The Ohio State University bulletin, vol. XXVII, no. 3. Sept. 30, 1922.