From Twitter. Unfortunately I don't know anything about the instrument or it's history.
Ritter beat me to the scoop!
So I'll just say the most useful tool for anyone with a picture they like and no context is Google image search - it has a reverse function where you can upload an image and it will display any results it finds.
It's quite 'clever' in that it looks within the image so if you upload, say, an album cover it will often Display results for the album but also the artwork, even where it's covered in text.