|Leon Theremin and his Theremin.|
- Leon Theremin demonstrates
- Randy George brings the Theremin to pop
- Correction: Pitch on a harp is determined by a lever or pedal that the player controls
- Stephen Hobley
- Laser Harp How-To: pt 1, pt 2
- Theremin Hero, it's a real event!
Music By: IBM 7094, Leon Theremin, Randy George, Jean Michele Jarre, Tetris Theme via the Laser Harp