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 Umbria Jazz Festival, Perugia, Italy: sound check w/ Baptiste Trotignon, Greg Hutchinson and Fabrizio Bosso, Stefano Di Battista Quartet Amsterdam July 2008