Seals were most often made of stone but also sometimes of bone, ivory, faience, glass, metal, wood, or even sun-dried or baked clay. A recessed inscription was carved onto the cylinder, which produced ...

The researchers methodically compared the designs they found on ancient cylinder seals with known proto-cuneiform signs. The selection of cylinder seals they analyzed originated before writing ...

Researchers at the University of Bologna claim to have bridged the gap between symbolism and writing, therefore prehistory and history, in a significant study of the evolution of human thought.

Seals were most often made of stone but also sometimes of bone, ivory, faience, glass, metal, wood, or even sun-dried or baked clay. A recessed inscription was carved onto the cylinder, which produced ...