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 Que Sas - Berita Martin (vocal/percussion), Roger Bellow (guitar/violin), Vollie McKenzie (guitar), Joe Thompson at 2006 Art of Sound in Shelby, NC, George Shuffler plays Nine Pound Hammer-at Art of Sound 2006