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 Kaleena Hutchins Harmonica Lesson and Interview @ SPAH Convention, Carlos Romero Harmonica Lesson and Interview @ SPAH Convention, Beginner Harmonica Music: Making Music with Harmonica Hole Number 3