To add a video for Music Box Anonymous / Music-box medley (Concerta Cartel music box, Mermod-Frères, Ste.-Croix, 1895), just enter the video‘s YouTube link:
example) https://www.youtube.com/watch?v=XXXXXXXXXXX
Search YouTube for Music Box Anonymous / Music-box medley (Concerta Cartel music box, Mermod-Frères, Ste.-Croix, 1895)