It would not be inaccurate to say that this article written by Matthias Liebe-Kleymann and Chuck Maddox is the file that got the ball that became "OnTheDash" rolling.
Heuer Carrera Chronographs: A Brief Overview: Then, Now and the Future:
If you prefer reading this rather lengthy article in shorter segments Click here to open a new window with the first segment. All of the segments are interconnected with links.