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: 74,217  Visitors: 92,864,951  Members: 6,015  Photos: 49,511  Lat/Lng: 42,486  Masks: 74,217(1,106.23%)  Traits: 582  Nudges: 250,932  Backglasses: 1,865
  Most Serials: Twilight Zone(1,410)  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 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.100
Backglass Image Gilligan's Island1991Midway Mfg. Co., a subsidiary of WMS Industries, Inc.138
Backglass Image Terminator 2: Judgment Day1991Williams Electronic Games, Inc., a subsidiary of WMS Inc.601
Backglass Image Hurricane1991Williams Electronic Games, Inc., a subsidiary of WMS Inc.177
Backglass Image The Party Zone1991Midway Mfg. Co., a subsidiary of WMS Industries, Inc.142
Backglass Image Hot Shot1994Midway Mfg. Co., a subsidiary of WMS Industries, Inc.12