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 Over the Waterfall~ fiddle & banjo duo~Hillar Bergman & James Carr, Listen to the Mockingbird~Hillar Bergman fiddle, James Carr banjo, Ray on guitar, Westphalia Waltz fiddle tune/OMFA Fiddler's Jamboree Honor, MI