The Internet Pinball Serial Number Database or IPSND collects serial numbers of pinball machines and publishes a database of these on the Internet. Our goal is to make available a registration of all pinball machines in existence and allow tools for slicing, dicing and visualization of the data.

Games: 6,709  Serials: 74,231  Visitors: 92,918,159  Members: 6,016  Photos: 49,525  Lat/Lng: 42,499  Masks: 74,231(1,106.44%)  Traits: 582  Nudges: 250,996  Backglasses: 1,865
  Most Serials: Twilight Zone(1,413)  Most Submissions: Dennis Braun(6,233)  Most Points: Dennis Braun(46,427)  Highest Quality: The Knight(17.00)  Most Nudges: pinballservice-nl(31,484)
Williams System 6
IPDB:  View at IPDB (External site)
Stats:  MPU used in 7 games.
   
BackglassGameYearManufacturerSerials
Backglass Image Tri Zone1979Williams Electronics, Inc. (1967-1985) 91
Backglass Image Time Warp1979Williams Electronics, Inc. (1967-1985) 87
Backglass Image Gorgar1979Williams Electronics, Inc. (1967-1985) 204
Backglass Image Laser Ball1979Williams Electronics, Inc. (1967-1985) 48
Backglass Image Firepower1980Williams Electronics, Inc. (1967-1985) 365
Backglass Image Blackout1980Williams Electronics, Inc. (1967-1985) 145
Backglass Image Scorpion1980Williams Electronics, Inc. (1967-1985) 21