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 Stanley - Episode 30 "The Really Real Dragon / A Billy Goat for Dad", Stanley - Episode 45 "Going Away Goose / Time to Climb", The Book of Pooh - Episode 10a "Owl's Book" (incomplete)