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 H. Wieniawski – Violin Concerto in F-sharp minor / Sinfonietta Cracovia, R. Kabara, J. Axelrod, Krzysztof Penderecki — Cadenza for solo viola (1984) / Robert Kabara, Krzysztof Penderecki — Three Miniatures for violin and piano (1959) / R. Kabara, M. Cieniawa