A sundial
The primary instrument used for keeping time in music is the drum set.
India
The sun.
It is.....awesome!
It is a made up instrument that did not break the first time it was played.
The first chair violin was watched by other members of the orchestra for the keeping of the beat when a conductor was not present or could not be seen.
the liberty bell
The oldest known musical instrument is a flute from the time of the Neanderthals.
watches kind of like compasses!
A music stand with adjustable clips is the best tool for keeping sheet music secure while playing an instrument.
The first instrument known to mankind, is the human voice.
once upon a time there was a dog he had strings he make the cello the end