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 MINI ELECTRONIC THEREMIN MUSICAL INSTRUMENT Unboxing & Build - made by Gakken of Japan, WORKING MINIATURE GOLF GAMES!, 1/10th SCALE WORKING BICYCLE Miniature by Mytek - really works!