list-of-graphics
theremin
http://www.npr.org/blogs/allsongs/2013/02/07/171385175/no-it-wasn-t-a-theremin-on-good-vibrations-remembering-paul-tanner
http://media.npr.org/assets/img/2013/02/07/thereminpic_custom-9d554abc953090a42ef8fd9b9b7a900bc18b6dc5-s6.jpg

bode-melochord
http://cec.sonus.ca/econtact/13_4/bode_history.html
http://cec.sonus.ca/econtact/13_4/bode_history.html

buchla
http://www.soundonsound.com/sos/dec05/articles/buchla200e.htm

switched on bach
http://www.wendycarlos.com/discs.html