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 Concerto Number 5 in D Major Opus 22, 1st Movement by Seitz: Suzuki Violin Bk 4 with Lydia, Humoresque by Dvorak: Suzuki Violin Book 3 with Lydia