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 P.F.M. - Violin Solo + Willem Tell Overture - Live in New York (1974), Prova YAMAHA DTX430K - Electronic Drum KIT, Mike Oldfield - Guitlty/Tubular Bells Part 2 - Live 1979