author - "Herbert N. Casson"
arch. Already, for half a yearor longer, Bell had known the correct theory ofthe telephone; but he had not realized that thefeeble undulatory current generated by a magnetwas strong enough for the transmission of speech.He had been taught to undervalue the incredibleefficiency of electricity.
Not only was Bell himself a teacher of thelaws of speech, so highly skilled that he wasan instructor in Boston University. His father,also, his two brothers, his uncle, and hisgrandfather had taught the laws of speech in theuniversities of Edinburgh, Dublin, and London.For three generations the Bells had been professorsof the science of talking. They had evenhelped to create that science by several inven-tions. The first of them, Alexander Bell, hadinvented a system for the correction of stammeringand similar defects of speech. The second,Alexander Melville Bell, was the dean of Britishelocutionists, a man of creative brain and a mostimpressive facility of rhetoric. He was the authorof a dozen tex
arch. Already, for half a yearor longer, Bell had known the correct theory ofthe telephone; but he had not realized that thefeeble undulatory current generated by a magnetwas strong enough for the transmission of speech.He had been taught to undervalue the incredibleefficiency of electricity.
Not only was Bell himself a teacher of thelaws of speech, so highly skilled that he wasan instructor in Boston University. His father,also, his two brothers, his uncle, and hisgrandfather had taught the laws of speech in theuniversities of Edinburgh, Dublin, and London.For three generations the Bells had been professorsof the science of talking. They had evenhelped to create that science by several inven-tions. The first of them, Alexander Bell, hadinvented a system for the correction of stammeringand similar defects of speech. The second,Alexander Melville Bell, was the dean of Britishelocutionists, a man of creative brain and a mostimpressive facility of rhetoric. He was the authorof a dozen tex