Praise for becoming the story war correspondents since 9 11 history of communication in most academic studies of post 9 11 war reporting the challenges and risks that the conflict correspondents face often get insufficient attention. The next advancement in the history of communications came with the production of petroglyphs carvings into a rock surfaceit took about 20000 years for homo sapiens to move from the first cave paintings to the first petroglyphs which are dated to approximately the neolithic and late upper paleolithic boundary about 10000 to 12000 years ago. Historycom editors the committees of correspondence were the american colonies means for maintaining communication lines in the years before the revolutionary war. The history of communication media introduction what follows is on attempt to discuss the history of communication technologies as far as this is humanly possible in general terms the objective is ultimately the outline of a scientific history of the media an outline for the simple reason that media sciences is a new field of research
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