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: 78,705  Visitors: 111,499,329  Members: 6,212  Photos: 53,867  Lat/Lng: 44,073  Masks: 78,705(1,172.25%)  Traits: 591  Nudges: 272,858  Backglasses: 1,865
  Most Serials: Twilight Zone(1,517)  Most Submissions: Dennis Braun(6,323)  Most Points: Dennis Braun(47,035)  Highest Quality: The Knight(17.00)  Most Nudges: pinballservice-nl(31,077)
Williams WPC (Dot Matrix)
IPDB:  View at IPDB (External site)
Stats:  MPU used in 7 games.
   
BackglassGameYearManufacturerSerials
Backglass Image SlugFest (Second Model)1991Williams Electronic Games, Inc., a subsidiary of WMS Inc.1
Backglass Image SlugFest (First Model)1991Williams Electronic Games, Inc., a subsidiary of WMS Inc.109
Backglass Image Gilligan's Island1991Midway Mfg. Co., a subsidiary of WMS Industries, Inc.147
Backglass Image Terminator 2: Judgment Day1991Williams Electronic Games, Inc., a subsidiary of WMS Inc.676
Backglass Image Hurricane1991Williams Electronic Games, Inc., a subsidiary of WMS Inc.186
Backglass Image The Party Zone1991Midway Mfg. Co., a subsidiary of WMS Industries, Inc.152
Backglass Image Hot Shot1994Midway Mfg. Co., a subsidiary of WMS Industries, Inc.15