Business & Finance: World Radio

Every delegate of the 80 nations attending the International Radio Telegraph Conference, which closed seven weeks' work at Washington last week, who wished to do so walked into the State Department building and ceremoniously fixed his name to the conference's 26,000-word treaty. Thus ended the largest conference of nations in history. And there had been no broils.

The conference was necessary because there are a limited number of channels in the ether through which radio communication can pass. Several messages at the same time upon a particular wave length, or too near it, destroy...

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