SHREE CHAKRA and tonoscope

FROM http://thehindublog.tumblr.com/post/66883380566/in-the-1960s-and-70s-swiss-engineer-and-medical

This is very interesting Pramana for scientifically-oriented minds. Cymatics, visible sound, tonoscopes, crystals...Such a beautiful news...I love SCI-FI, fractals...Partly, Krishna is assosiated with 60's SCI-FI in my head...