- http://www.pong-story.com/intro.htm Really neat site with the history of MANY early pong systems, not just the first Atari one.
- http://www.designboom.com/eng/education/pong.html A History of video games from Pong to Pac-Man.
- http://en.wikipedia.org/wiki/Pong The Wikipedia article on pong is pretty good.
- Classic Gaming Has a nice history also.
YouTube History of Pong (short)