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: 54,331  Visitors: 38,568,854  Members: 4,152  Photos: 30,844  Lat/Lng: 26,784  Masks: 54,331(850.12 %)  Traits: 525  Nudges: 156,729  Backglasses: 1,865
  Most Serials: Twilight Zone(1,120)  Most Submissions: Dennis Braun(4,493)  Most Points: Dennis Braun(33,407)  Highest Quality: EM-fan(9.49)  Most Nudges: King of Pinball(20,900)
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.69
Backglass Image Gilligan's Island1991Midway Mfg. Co., a subsidiary of WMS Industries, Inc.102
Backglass Image Terminator 2: Judgment Day1991Williams Electronic Games, Inc., a subsidiary of WMS Inc.437
Backglass Image Hurricane1991Williams Electronic Games, Inc., a subsidiary of WMS Inc.119
Backglass Image The Party Zone1991Midway Mfg. Co., a subsidiary of WMS Industries, Inc.98
Backglass Image Hot Shot1994Midway Mfg. Co., a subsidiary of WMS Industries, Inc.7