International Telecommunication Convention, final protocol, and radio regulations. Signed at Atlantic City October 2, 1947; signed on behalf of the United States of America subject to certain declarations; ratification advised by the Senate of the United States of America June 2, 1948; ratified by the President of the United States of America June 18, 1948; ratification of the United States of America deposited with the Secretary General of the International Telecommunication Union July 17, 1948; proclaimed by the President of the United States of America February 10, 1949; entered into force January 1, 1949. And additional protocols.