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International technical consulting committee on radio communications : first meeting, The Hague, September 18-October 2, 1929 : report of the delegation of the United States of America and appended documents
- "Report of the delegation of the United States of America and appended documents"@en
- "International technical consulting committee on radio communications : first meeting, The Hague, September 18-October 2, 1929 : report of the delegation of the United States of America and appended documents"@en