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 Partita in la minore - Johann Anton Logy by Cesar Amaro, Silvius Leopold Weiss - Allemande by Cesar Amaro, J. S. Bach - Siciliano BWV 1001 Guitarra: César Amaro