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 Balsys - Violin Concerto No 1 (1954), TOTENBERG - Wieniawski Violin Concerto 3/3, FAURE - Violin Sonata part 1/2