To add a video for Music Box Anonymous / Symphonion (three-disc): Darkies Dream / Tyrolean from William Tell (Rossini) / Gavotte dAmour, just enter the video‘s YouTube link:
example) https://www.youtube.com/watch?v=XXXXXXXXXXX
Search YouTube for Music Box Anonymous / Symphonion (three-disc): Darkies Dream / Tyrolean from William Tell (Rossini) / Gavotte dAmour