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 Canadian fiddle style - "Bay of Fundy," Ryan Thomson playing left handed, "Waterbound" Last Chance String Band, Old Time Music, New Hampshire Folk Festival, Irish fiddle tune - "Salamanca Reel" played by Ryan Thomson