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 Michael Manring: The Enormous Room - live - Canadian Guitar Festival, 2010, Jimmy Wahlsteen: 1998 - live at the Canadian Guitar Festival, 2010, Mose Scarlett: Hobo's Lullaby - Hugh's Room