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 Largo uit Symfonie nr. 9 opus 95 - Antonin Leopold Dvořák, 'Is uwe lamp wel brandend' improvisatie - Gert van Hoef - Hauptwerkconcert, J.S. Bach - Trio sonata No. 5 in c-major BWV 529; Largo (Part 2)