Electron User 1-4 Rocket (1983)(Electron User)
Electron User 1-4 Duck (1983)(Electron User)
Electron User 1-4 ThreeDee (1983)(Electron User)
Electron User 1-4 Simon (1983)(Electron User)
Electron User 1-4 Squares (1983)(Electron User)
Electron User 1-4 Combination (1983)(Electron User)