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 Classical Jam (Tielman Susato: Rondo 1: pour quoy), Classical Jam (E. Dohnanyi: Serenade-Tema con variazioni), Mozart Table Music Violin Duet Classical Jam Cyrus Beroukhim & Jennifer Choi, Violins