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 Guitar: Fiddler's Green, 5-string Banjo: Sweet Betsy From Pike, 12-string Guitar; 5-string Banjo and Harmonica: Orange Blossom Special (Including lyrics and chords)