Tuning Forks
These tuning forks are the best quality available therapeutic tools. Made in Germany under the highest industry standards for tuning accuracy.
Tuning Forks
In 1978, in a team of scientists and artists, the Swiss mathematician Hans Cousto had the ingenious idea of using the resonance law of the octave to transpose planetary cycles into the audible range. 
Mostrando el único resultado
Mostrando el único resultado