PT Journal AU Konig, W TI Telegraphy, Telephony, Wireless. Communication and Technology in the 19th Century SO Iluminace PY 2007 BP 29 EP 41 VL 19 IS 4 WP https://iluminace.cz/en/artkey/ilu-200704-0003.php DE technical development; media; technology and film SN 0862397X AB An overview essay by Wolfgang Konig, the world's leading historian of technology, who deals with the media only marginally and does not separate it from other technical history. The paper first gives a brief overview of the subject and concepts of modern history of technology and in the second part deals with telegraphy, telephony and wireless signal transmission. ER