Theremin: Ether Music and Espionage

A creative genius and prolific inventor, Leon Theremin almost single-handedly launched the field of electronic music in 1920. The theremin--the only musical instrument that is played without being touched--created a sensation worldwide and paved the way for the modern synthesizer. But the otherworldly sound that entranced millions was only part of Theremin's epic life.

As a Soviet scientist, Theremin surrendered his life and work to the service of State espionage. On assignment in Depressio...