"Carol of the Bells" is a popular Christmas carol composed by Ukrainian composer Mykola Leontovych. Enjoy this beautiful Christmas melody.
https://youtu.be/YsqU0iFPmr8
I can help you to create custom notation for your DIY music box.
https://www.fiverr.com/s2/a76222cd1b
http://www.kazantsev.net/music-box