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 If by Bread Ukulele Tutorial, LR Baggs 5.0 Pickup Sample on a Roland AC-33 Acoustic Amp & recorded on a Zoom H4N., Sound of Music Medley - Kris Fuchigami