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Sep, 1952
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Jan, 1953
Same wires - many more voices
Same wires – many more voices Connecting new multi-voice system to open-wire lines, near Albany, Georgia. With new system, 150,000 miles of short open-wire telephone lines can be made to carry up to 16 simultaneous messages economically. Much of your Long Distance telephone system works through cable but open-wire lines are still the most economical […]