In 1956, Arnold O. Beckman fêted Lee de Forest at the new Munich facility of Beckman Instruments.
Lee de Forest (1873–1961) was an inventor, most notably of Audion vacuum tubes in the early twentieth century. His serial business ventures included work in radio, telegraphy, telephony, broadcasting, and film.
|Place of creation|
|Original file type||TIFF|
|View in library catalog|