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Photography invented
and methods for reproducing photographs in the print media were improved throughout the century. -
telegraph invented
in practical use by 1840s. Perhaps the single most important invention in the history of mass communication. -
Atlantic cable
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phonograph invented
emerged as a mass meduim as well -
silent movies become popular
entertainments dominated the silent screen. -
sale of recordings reached mass proportions
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radio networks, linking stations first established
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newspaper circulation starts to decline
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broadcast television emerged
merged as the nexus of the mass media -
explosive growth in online services for people who use computers