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 Cello Guitar Duet - Duo Vitare - W. Kilar: Twilight Cellos, from the movie The Portait of a Lady, Luigi Legnani - Canzonetta Italiana - Original 19th century cello guitar duets - Duo Vitare, Luigi Legnani - Canzonetta Italiana - 4th and 5th Variations - Cello Guitar duet