Léon Theremin born Lev Sergeyevich Termen, Saint Petersburg, Russia (August 15, 1896 to November 3, 1993), he was a Russian inventor, most famous for his invention of the theremin, one of the first electronic musical instruments.
"Lev's instrument manufactured by RCA came out during the "Great Depression". He wanted the theremin to be available for the average family. One of his many heartbreaks, it would sell for the price of buying a home."
Christopher