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 Mischa Maisky - Haydn Violin Concerto No.4 in G Major - III. Allegro (HD), Mischa Maisky - Haydn Violin Concerto No.4 in G Major - II. Adagio (HD)