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 Michael Rabin "Violin Concerto" Brahms, J.S. Bach "Violin Concerto BWV 1042" Henryk Szeryng, Locatelli "Violin Concerto No 3" Susanne Lautenbacher