The telephone followed the telegraph in terms of communication technology.
telegraph
telegraph
Communication by telegraph has been outmoded by wireless communication methods.
Telecommunication is communication over a distance by cable, telegraph, telephone, or broadcasting. Cables are used for telecommunication. Telegraph is one form of telecommunication.
Before the Telephone became available for use long distance electronic communication consisted of The telegraph. To take advantage of this form of communication one had to take ones message to a telegraph office where a telegraph operator would send it using Morse code to a recipients post office where it would be deciphered and sent on as a telegram to the recipient While the Telegraph was a great step forward in communication it was certainly far more cumbersome and difficult to take advantage of then modern telephony. http://www.sendatelegram.com/telegrams_history.asp
Because it used a form of communication that many computers use and that has been advanced as computers developed.
The main form of communication was by letter writing. Also they communicated by telephone, telegraph, newspapers, TV, and radio.
Rapid communication
Telegraph
The telegraph allowed faster communication across America and eventually the world.
telegraph
(telegraph)