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: 75,137  Visitors: 96,855,189  Members: 6,051  Photos: 50,401  Lat/Lng: 43,073  Masks: 75,137(1,119.11%)  Traits: 590  Nudges: 255,382  Backglasses: 1,865
  Most Serials: Twilight Zone(1,429)  Most Submissions: Dennis Braun(6,259)  Most Points: Dennis Braun(46,554)  Highest Quality: The Knight(17.00)  Most Nudges: pinballservice-nl(31,084)
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.103
Backglass Image Gilligan's Island1991Midway Mfg. Co., a subsidiary of WMS Industries, Inc.139
Backglass Image Terminator 2: Judgment Day1991Williams Electronic Games, Inc., a subsidiary of WMS Inc.613
Backglass Image Hurricane1991Williams Electronic Games, Inc., a subsidiary of WMS Inc.178
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