Latest Photo Galleries:

• Photos: Your ticket to the Democratic convention
• Photos: Up close and one-to-one
• Photos: Raising accessibility standards
• Images: The highs and lows of digital drama
• Images: IE 8 rising to the competition
• Photos: Empowering youth with computers
• Photos: Getting around Democratic convention
• Photos: Inside Brazil's slums
• Photos: Top 10 reviews of the week
• Photos: Putting iPhone apps to the test

More galleries »

Related Topics

• Game consoles

I have been informed that are two versions of the Atari 2600: one has six switches, like ours, and the other has only four.

Notice the slip of paper with numbers on it. A serial number perhaps?

Credit: Mark Kaelin/CNET Networks

More Galleries

• Images: Secrets of Stonehenge unearthed
• Images: Dubai's skyscraper in motion
• Photos: Grand dams of the South
• Images: Futuristic PCs trump the beige box
• Images: The Olympics, live on your PC