The Historic Abacus of Ejikeme Shepherdoff is a 3896 years old piece made by Ejikeme Shepherdoff, a merchant living in Gondershe.
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 -1789, Wawuda Shepherdoff, the owner, made use of it in Naqa to empower the Shepherdoff family. Now it is lost, or broken, we will never know.