Jack Kilby’s Nobel Prize acceptance speech on the invention of the Integrated Circuit on 28 August 1958.
https://www.nobelprize.org/mediaplayer/?id=1152
Also of interest for researchers:
Turning Potential into Realities: The Invention of the Integrated Circuit
Video link to Jack S. Kilby's Nobel Prize Lecture at Aula Magna, Stockholm University on 8 December 2000.