Aus der Geschichte der Nachrichtentechnik: 24. Jahresfeier am 22. Mai 1974

After introductory remarks on the significance of language, the develop- ment of writing and the terminology of communications engineering, two examples - telegraph and telephony - are used to demonstrate that engin- eering developments can be understood only in conjunction with progress in the natural sciences on the one hand and the development or recognition of a demand for new engineering solutions on the other. Resume Apres des explications d'introduction, traitant de l'importance de l...