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 Kontakte & OFUV - Carl Vine -- Sinf. Nº 5 "Percussion Symphony", "Tocatta & Divertimento" de Ney Rosauro (2ª parte)