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 Arioso / J.S.Bach by Yoshihiro Utsumi 1st.Jun.2007 at Kobe, Double bass solo Hungarian Dance / J.Brahmus, Playing aroud with Pavane pour une infante Defunte / M.Ravel