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 Rosewood vs maple fretboard on bass: Is there a sound difference?, OPEN D SLIDE BLUES on a 1944 Levin Parlor Guitar, OPEN G SLIDE BLUES on a Vintage Acoustic Parlor Guitar