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 Tenderly - Yamaha CP-80 Electric Piano (B. Williams), Inside the studio of a genius. James "J. Dilla" Yancey, George Duke (Short Documentary) - Fender Rhodes Story