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 A. Vivaldi - Concerto e-moll for violin, strings and cembalo - I, J.S. Bach - Concerto E-dur for violin and strings, BWV 1042 - I, J.S. Bach - Concerto E-dur for violin and strings, BWV 1042 - II