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 Purcell - Sound the trumpet - J. Bowman, A. Scholl, Buxtehude-Jubilate Domino, BuxWV 64 - Andreas Scholl, Purcell - Man is for the woman made - Gloria Davy