When the Army Signal Corps bounced the first radio signal off the moon in 1946, there were high hopes that the moon would soon serve as a reflector to angle microwave radio messages around the curve of the earth. Nothing much happened for 14 years; the practical difficulties proved considerable. But last week the Navy proudly announced the establishment of man's first practical communications system by way of the moon, linking Washington and Hawaii. To celebrate the occasion, Navy officials displayed a radio photograph sent from Hawaii via the moon, of the carrier Hancock with its crew lined up on the...
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