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 Es Ist Ein Ros Entsprungen | Melchior Vulpius and Michael Praetorius, The First Nowell | arr. Sir John Stainer, Chant Claire, Nearer My God to Thee | arr. James Stevens