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: 6,714  Serials: 80,493  Visitors: 117,102,922  Members: 6,312  Photos: 55,573  Lat/Lng: 45,502  Masks: 80,493(1,198.88%)  Traits: 591  Nudges: 281,510  Backglasses: 1,865
  Most Serials: Twilight Zone(1,541)  Most Submissions: Dennis Braun(6,336)  Most Points: CasaSchiller(48,449)  Highest Quality: The Knight(17.00)  Most Nudges: pinballservice-nl(30,746)
Williams System 6
IPDB:  View at IPDB (External site)
Stats:  MPU used in 7 games.
   
BackglassGameYearManufacturerSerials
Backglass Image Tri Zone1979Williams Electronics, Inc. (1967-1985) 98
Backglass Image Time Warp1979Williams Electronics, Inc. (1967-1985) 96
Backglass Image Gorgar1979Williams Electronics, Inc. (1967-1985) 209
Backglass Image Laser Ball1979Williams Electronics, Inc. (1967-1985) 50
Backglass Image Firepower1980Williams Electronics, Inc. (1967-1985) 400
Backglass Image Blackout1980Williams Electronics, Inc. (1967-1985) 167
Backglass Image Scorpion1980Williams Electronics, Inc. (1967-1985) 21