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 2004-09-11 Marco Carola @ Loving Techno [inthemusic.net], 2004-05-07 A.Paul @ Iberican Techno 2 [inthemusic.net]