videos in AudioSet
A list of about a million ten-second YouTube clips, each labelled with the sounds in it, that Google published in 2017. Labs use it to train and test general audio and music models.
Including Bell Accordion Beautiful Sound 41/120 No Tone Chamber Excellent, Bugari Armando Accordion Double Cassotto LMMMH $5200.00, HOHNER MUSETTE IV ACCORDION LMMM 23 1/2 LBS