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: 77,705  Visitors: 108,933,267  Members: 6,171  Photos: 52,901  Lat/Lng: 43,729  Masks: 77,705(1,157.36%)  Traits: 588  Nudges: 267,987  Backglasses: 1,865
  Most Serials: Twilight Zone(1,497)  Most Submissions: Dennis Braun(6,311)  Most Points: Dennis Braun(46,891)  Highest Quality: The Knight(17.00)  Most Nudges: pinballservice-nl(31,079)
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.106
Backglass Image Gilligan's Island1991Midway Mfg. Co., a subsidiary of WMS Industries, Inc.144
Backglass Image Terminator 2: Judgment Day1991Williams Electronic Games, Inc., a subsidiary of WMS Inc.668
Backglass Image Hurricane1991Williams Electronic Games, Inc., a subsidiary of WMS Inc.183
Backglass Image The Party Zone1991Midway Mfg. Co., a subsidiary of WMS Industries, Inc.151
Backglass Image Hot Shot1994Midway Mfg. Co., a subsidiary of WMS Industries, Inc.13