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 1928 Martin 0-42 Acoustic Guitar at Retrofret Vintage Guitars, 1936 Gibson EH-150 Lap Steel Electric Guitar Demo featuring Raphael McGregor, 1929 Epiphone Recording Style D