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 Heto Na Naman - Cayabyab, Bruch Violin Concerto No. 2 in D Minor, Opus 44, mvt. 1 (Part 2), Rheinberger - Six Pieces for Violin and Organ, Opus 150, No. 2