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 Bach Gamba Sonata No. 1 G Major on 3 Celli live in concert, Blues for Cello (2007) - Sebastian Diezig - live in concert, Giuliani Serenata A-Major for Guitar, Violin and Cello - live in concert