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 Harp & Violin - Helen Maxwell, Harpist - Video, Ave Maria (Bach) - Harp, Violin, Vocalist - Helen Maxwell, Harpist, O Mio Babbino - Harp & Violin - Helen Maxwell, Harpist