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Human communication was initiated with the origin of speech approximately 100,000 BCE. [1] Symbols were developed about 30,000 years ago. The imperfection of speech allowed easier dissemination of ideas and eventually resulted in the creation of new forms of communication, improving both the range at which people could communicate and the longevity of the information.
Most textbooks date the establishment of the "Publicity Bureau" in 1900 as the start of the modern public relations (PR) profession. Of course, there were many early forms of public influence and communications management in history. Basil Clarke is considered the founder of the PR profession in Britain with his establishment of Editorial ...
1900: first television displayed only black and white images. Over the next decades, colour television were invented, showing images that were clearer and in full colour. 1914: First North American transcontinental telephone calling; 1927: Television. See: History of television
The telephone played a major communications role in American history from the 1876 publication of its first patent by Alexander Graham Bell onward. In the 20th century the American Telephone and Telegraph Company (AT&T) dominated the telecommunication market as the at times largest company in the world, until it was broken up in 1982 and replaced by a system of competitors.
1900 illustration of Professor Morse sending the first long-distance message – "WHAT HATH GOD WROUGHT" – on 24 May 1844. The Morse system uses a single wire between offices. At the sending station, an operator taps on a switch called a telegraph key, spelling out text messages in Morse code. Originally, the armature was intended to make ...
The institutionalization of communication studies in U.S. higher education and research has often been traced to Columbia University, the University of Chicago, and the University of Illinois Urbana-Champaign, where early pioneers such as Paul F. Lazarsfeld, Harold Lasswell, and Wilbur Schramm worked.
By 1900, the telegraph had become an integral part of American life, linking people and businesses across the country and around the world. In 1876, Alexander Graham Bell invented the telephone. After 1920 it replaced the telegraph as the primary means of communication between cities.
A Morse key (c. 1900) Most of the early electrical systems required multiple wires (Ronalds' system was an exception), but the system developed in the United States by Morse and Vail was a single-wire system.