The Saqqara ostracon is an ostracon, an Egyptian antiquity tracing to the period of Djoser (2650 BC).
Excavation
It was excavated in or near 1925 in Djoser's Pyramid in Saqqara, Egypt.
Description
It is an apparently complete flake made of limestone. It is 15 × 17.5 × 5 cm. In a few places, small portions of the surface seem to have been scaled away. It appears to date to the period of Djoser (~2650 BC).
Units written about
The ostracon has mentioned several units:
Cubits Palms Fingers
The curve
The curve appears catenary.
See also Ancient Egyptian units of measurement Ancient Egyptian mathematics Ancient Egyptian technology
References