russian theremin site

http://theremin.ru

here's a page in english about a synth:
http://www.theremin.ru/archive/volodin.htm

this page, in russian, has a radio baton and what appears to be a gestrual controller as well:
http://www.theremin.ru/lectures/interactive.htm

the terpsetone:
http://www.theremin.ru/archive/terpsiton1.htm

you may find babel fish useful for exploring:
http://babelfish.altavista.com/