Smoke Signals to Smartphones: A Timeline of Long-Distance Communication

[Trial]Smoke Signals to Smartphones: A Timeline of Long-Distance Communication

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Introduction Communication Through the Ages
5
Communication in Ancient Times
6
Communication Systems Advance
10
From Printing to Telegraphs
14
Speech, Over Wires and Through the Air
20
Broadcasting Communication
26
Digital Communication
30
A Connected World
36
Glossary
38
Find Out More
39
Index
40

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