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 "Mississippi River Blues" (Big Bill Broonzy), "Jingle Bells" (by James Lord Pierpont) arr. for guitar by Kieran Fish, "My Last Goodbye" (hoopiejohn original)