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: 69,692  Visitors: 78,865,053  Members: 5,734  Photos: 45,148  Lat/Lng: 38,492  Masks: 69,692(1,039.71%)  Traits: 572  Nudges: 228,972  Backglasses: 1,865
  Most Serials: Twilight Zone(1,341)  Most Submissions: Dennis Braun(6,144)  Most Points: Dennis Braun(45,740)  Highest Quality: The Knight(17.00)  Most Nudges: pinballservice-nl(29,169)
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.91
Backglass Image Gilligan's Island1991Midway Mfg. Co., a subsidiary of WMS Industries, Inc.129
Backglass Image Terminator 2: Judgment Day1991Williams Electronic Games, Inc., a subsidiary of WMS Inc.561
Backglass Image Hurricane1991Williams Electronic Games, Inc., a subsidiary of WMS Inc.166
Backglass Image The Party Zone1991Midway Mfg. Co., a subsidiary of WMS Industries, Inc.137
Backglass Image Hot Shot1994Midway Mfg. Co., a subsidiary of WMS Industries, Inc.10