1954 Model 201 Theremin |
1954 Model 351 Theremin |
1963 Melodia Theremin |
1971 Pre-Production Minimoog |
Custom Modular System* Progress Shots and Module Complement |
 Micromoog XL Prototype*  Micromoog II Prototype |
Apollo Prototype* and Polymoog |
SL8 Prototype* 
Digital Sequencer Prototype* |