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: 6,391  Serials: 54,552  Visitors: 38,751,187  Members: 4,161  Photos: 31,059  Lat/Lng: 26,838  Masks: 54,552(853.58 %)  Traits: 538  Nudges: 157,838  Backglasses: 1,865
  Most Serials: Twilight Zone(1,122)  Most Submissions: Dennis Braun(4,515)  Most Points: Dennis Braun(33,578)  Highest Quality: EM-fan(9.49)  Most Nudges: King of Pinball(20,969)
Williams System 6
IPDB:  View at IPDB (External site)
Stats:  MPU used in 7 games.
   
BackglassGameYearManufacturerSerials
Backglass Image Tri Zone1979Williams Electronics, Inc. (1967-1985) 68
Backglass Image Time Warp1979Williams Electronics, Inc. (1967-1985) 63
Backglass Image Gorgar1979Williams Electronics, Inc. (1967-1985) 174
Backglass Image Laser Ball1979Williams Electronics, Inc. (1967-1985) 40
Backglass Image Firepower1980Williams Electronics, Inc. (1967-1985) 276
Backglass Image Blackout1980Williams Electronics, Inc. (1967-1985) 101
Backglass Image Scorpion1980Williams Electronics, Inc. (1967-1985) 17