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 Fixing Old64Goat's Samsung HMX-W200 Camcorder Part 1, 1939 RCA Victor Model T-64 Restore Part 4, 1929 Philco Model 86 Restore Part 12