Commercisl Radio Advertising. Letter from the Chairman of the Federal Radio Commission, transmitting in Response to Senate Resolution Nº 129, a report Relative to the Use of Radio Facilities for Commercial-Advertising Purposes, etc.
Commercisl Radio Advertising. Letter from the Chairman of the Federal Radio Commission, transmitting in Response to Senate Resolution Nº 129, a report Relative to the Use of Radio Facilities for Commercial-Advertising Purposes, etc. - Washington : Government Printing Office, 1932. - 201 p. ; 18 cm. - Senate document ; 137 .