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 Canon in D (Pachelbel) - flute & harp, Jesu Joy of Mans Desiring (Bach) - flute & harp, Smash the windows - Irish jig: keyless flute, violin, guitar