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 Carmina Burana part 1 Raleigh Symphony Orchestra - Timpani, Delecluse Timpani Etude 9, Funk No. II (2) for Timpani and Trap Set by Todd Ukena