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 The New School for Jazz and Contemporary Music - Sun Ra Arkestra, The New School for Jazz and Contemporary Music - Electric Miles Ensemble (Excerpt 2), The New School for Jazz and Contemporary Music - I'd Rather Drink Muddy Water