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: 6,688  Serials: 65,348  Visitors: 66,257,805  Members: 5,352  Photos: 40,979  Lat/Lng: 34,917  Masks: 65,348(977.09%)  Traits: 567  Nudges: 208,018  Backglasses: 1,865
  Most Serials: Twilight Zone(1,246)  Most Submissions: Dennis Braun(6,001)  Most Points: Dennis Braun(44,572)  Highest Quality: EM-fan(9.51)  Most Nudges: pinballservice-nl(26,377)
Williams System 11C
IPDB:  View at IPDB (External site)
Stats:  MPU used in 8 games.
   
BackglassGameYearManufacturerSerials
Backglass Image The Bally Game Show1990Midway Mfg. Co., a subsidiary of WMS Industries, Inc.75
Backglass Image Pool Sharks1990Midway Mfg. Co., a subsidiary of WMS Industries, Inc.69
Backglass Image Rollergames1990Williams Electronic Games, Inc., a subsidiary of WMS Inc.159
Backglass Image Diner1990Williams Electronic Games, Inc., a subsidiary of WMS Inc.142
Backglass Image Radical!1990Midway Mfg. Co., a subsidiary of WMS Industries, Inc.56
Backglass Image Riverboat Gambler1990Williams Electronic Games, Inc., a subsidiary of WMS Inc.80
Backglass Image Dr. Dude And His Excellent Ray1990Midway Mfg. Co., a subsidiary of WMS Industries, Inc.134
Backglass Image Bugs Bunny's Birthday Ball1990Midway Mfg. Co., a subsidiary of WMS Industries, Inc.54