According to the researchers, several symbols engraved on stone "cylinder seals" were developed into signs used in "proto-cuneiform," an early version of the cuneiform script used in southern ...

A link exists between 6,000-year-old engravings on cylindrical seals used on clay tablets and cuneiform, the world’s oldest writing system, according to new research.

The world's oldest known system of writing was influenced by symbols used for trade — engravings found on cylinders used in the exchange of farming produce and textiles, a new study suggests.