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 Charles de Bériot Violin Concerto No. 7, 1st movement, Daniel plays Rode Violin Concerto No. 8, 03.20.2010, Ellen play Viott Violin Concerto No. 23