first commercially viable telegraph Telegrafen uppfanns Telegraph about 1800 The History of the Telegraph invention of the telegraph new at this point The History of the Telegraph/Samuel Morse Telegraph Samuel Morris Telegraph 170+ year run as a communications carrier telegraph Samuel Morse new at this point Inventors telegraph Samuel Morse's telegraph Samuel Morse authorized Samuel Morse Telegrafen uppfanns Multiplex Telegraph Telegrafen uppfanns Samuel Morse Samuel Morse