Radio facts and principles limiting the total number of broadcasting stations which may operate simultaneously in the United States. Testimony of John V. L. Hogan, consulting radio engineer, New York city, before the Federal radio commission, Washington, D.C., July 23, 1928., by John V. L. Hogan

Title:	Radio facts and principles limiting the total number of broadcasting stations which may operate simultaneously in the United States. Testimony of John V. L. Hogan, consulting radio engineer, New York city, before the Federal radio commission, Washington, D.C., July 23, 1928.
Author:	Hogan, John V. L. (John Vincent Lawless), 1890-1960
Note:	U. S. Govt. print. off., 1928

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Subject:	Radio
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