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: 6,703  Serials: 68,829  Visitors: 75,300,674  Members: 5,650  Photos: 44,341  Lat/Lng: 37,802  Masks: 68,829(1,026.84%)  Traits: 573  Nudges: 224,920  Backglasses: 1,865
  Most Serials: Twilight Zone(1,315)  Most Submissions: Dennis Braun(6,118)  Most Points: Dennis Braun(45,539)  Highest Quality: The Knight(17.00)  Most Nudges: pinballservice-nl(28,582)
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.89
Backglass Image Gilligan's Island1991Midway Mfg. Co., a subsidiary of WMS Industries, Inc.128
Backglass Image Terminator 2: Judgment Day1991Williams Electronic Games, Inc., a subsidiary of WMS Inc.552
Backglass Image Hurricane1991Williams Electronic Games, Inc., a subsidiary of WMS Inc.163
Backglass Image The Party Zone1991Midway Mfg. Co., a subsidiary of WMS Industries, Inc.136
Backglass Image Hot Shot1994Midway Mfg. Co., a subsidiary of WMS Industries, Inc.9