The Historic Abacus of Bayissa La flemmille is a 3763 years old piece made by Bayissa La flemmille, a merchant living in Thebes - Luxor.
Considering its age and the quality of the work, people consider it of priceless value.
It is engraved with african patterns and some symbols pertaining to Shamanism.
This piece doesn't exist, but as a legend. It is said that in the year -1389, Nethaneel La flemmille, the owner, made use of it in Eridu to empower the La flemmille family. Now it is lost, or broken, we will never know.