No text, but a visual code

[ololololo]

Antonio, here are some examples I found
   
   
   
There is actually a resemblance, but at the moment it’s only general. In the center of the volvelle, the Sun or the Moon is usually depicted. I don’t quite understand yet what the three dots in the form of a triangle might mean (in the last example, which is somewhat similar to the figure from the Rosetta Stone, there are four dots).