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 Thou Were Myne Own Thing - Scottish Lute Music - Rob MacKillop, Lagrima and Pavana by Tarrega - Gut-strung classical guitar, Gut-strung Guitar - Fernando Sor 3 Exercises in Bm