#Navigation before #GPS : Etak’s 1984 computerized car navigation system, the first to be commercially available. Worked using in-car compass and distance sensors on the wheels. Amazingly accurate for its time !
▻http://www.fastcompany.com/3047828/who-needs-gps-the-forgotten-story-of-etaks-amazing-1985-car-navigation- #Etak #maps #cartes