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 7 yrs old Violin O.Rieding Concerto by Qingyu Chen, Li Yu Chen (7yrs old), played violin on School Lunar Year Concert 2012 (Story of a small town)