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 Antonio Vivaldi - Concerto N.6 RV 316a - I Solisti Veneti, Johann Sebastian Bach - English Suite 3 (complete) - Haas, Lully - Idylle Sur La Paix - Air Pour Madame La Dauphine