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 1928 Themola London Pianola - Music Box Dancer, 1928 Themola London Pianola - Sound of Music #2, 1928 Themola London Pianola - Sound Of Music