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 David Watkins plays Debussy Premier 1er 1st Arabesque, Lasceux Symhonie Concertante on organ in my bathroom, Adolfo Barabino Chopin in Unequal Temperament (better sound recording)