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 1 Pleyel Op.48 Violin Duet - complete, Bach A minor Violin Concerto 2 OCSJM Oksana Kurtash, The Boccherini Minuet - violin