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 A Canadian Brass Christmas Suite - arr. Calvin Custer (Stoughton City Band 2011), "Rock On" - Trumpet and electric guitar duet - Peter and Dan Herman, In the Christmas Mood - arr John Wasson (Stoughton City Band 2011)