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 Spotted Pony - Traditional Fiddle Tune on Mandolin, Lonesome Jig (Maguire's Kick) - Traditional Fiddle Tune on Mandolin, Chinquapin Hunting - Traditional Fiddle Tune on Mandolin