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 The Wind Cries Mary by Jimi Hendrix - 'Ukulele Lesson, Zoom G3 Multi-effects Pedal - 'Ukulele Sound Demo, Roland AC-90 Review