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 Concierto "ab origine". Javier Bonet. Fotos/Pictures. Sound: Excerpts from the concert in live, French Horn/Trompa/Javier Bonet/Mozart KV 447, Bonet/Baumann Mozart Project DEMO