[mumblypeg]

Fascinating! I never knew this about Ben Franklin—thanks for posting!
I found this— see and hear an actual glass armonica being played..

Dance Of the Sugar Plum Fairy

https://youtu.be/eQemvyyJ—g

[Mrs. Don-o]

This is wonderful. And here are two more youtubes:

On water glasses (incredible)
https://www.youtube.com/watch?v=XKRj-T4l-e8

And on the glass armonium:
https://www.youtube.com/watch?v=QkTUL7DjTow&list=TLPQMTgwMTIwMjB0of7w7ipRng&index=1

Enchanting.