The Decayed Abacus of Bertha Pictural is a 3459 years old piece made by Bertha Pictural, a merchant living in Athens.
Considering its age and the quality of the work, people consider it of no value.
It is engraved with european patterns and some symbols pertaining to Folk religion.
This piece doesn't exist, but as a legend. It is said that in the year -1165, Soteira Pictural, the owner, made use of it in Lisbon to empower the Pictural family. Now it is lost, or broken, we will never know.