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 Gracias a la Vida - Córdoba 24T-CE Tenor-Sized Ukulele Demo by Carlos Gallardo-Candia, Win a Cordoba Ukulele signed by Max Schneider!, Cordoba C12: Comparing solid European spruce and Canadian cedar Tops