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 Bob Ault plays three of Blind Boone's compositions on his piano in Columbia, Missouri, "Space Shuffle" ~ Adam Swanson & Frederick Hodges - Piano Delights @ WCRF / 07, Paul Asaro singing about the discovery of America