Iconic 1987 Dieter Rams-designed Braun calculator to be re-released this year - The Verge
Dieter Rams-designed Braun ET66 calculator reissued as a limited edition - Retro to Go
112: DIETER RAMS AND DIETRICH LUBS, ET 66 calculators, pair < Dieter Rams: The JF Chen Collection, 12 July 2018 < Auctions | Wright: Auctions of Art and Design
Braun ET66 Calculator by Dieter Rams Unboxing by TurntableLab.com - YouTube
Counter Culture: the iconic design of the Braun ET 66 | PORT Magazine