Rare Vintage Billotti Trinome Polyrhythmic Metronome

Description

Rare Vintage Billotti Trinome Polyrhythmic Metronome.
These vintage polyrhythmic metronomes are incredible and versatile. They are the perfect metronome for jazz, classical or other musicians interested in practicing intricate beats and polyrhythms.
What made these unique and innovative is they are set up to three time signatures simultaneously up to 232 bpm with a tick, a tock, and a bell chime.
Owned by original investor and colleague of the inventor Paul Billotti
Everything is original,intact and functional.
The tones are strong and clear.
Please see photos
*case has thin crack on side-does not affect use or function *