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The telephone replaced the telegraph. I'm pretty sure that answer is correct...:)
The American Telephone and Telegraph Company was created in 1885
The symbol for Nippon Telegraph and Telephone Corporation in the NYSE is: NTT.
Inventors throughout history evolved the telegraph into the telephone.
Welll.... the telegraph replaced the pony express then the telephone replaced the telegraph. and now a days texting has replaced the telephone.
Both use electricity and radio waves to communicate.
A telegraph?
telegraph
Um, a telephone??
telegraph
The telegraph
Louis Casper has written: 'Telephone and telegraph cables' -- subject(s): Telegraph cables, Telephone cables