Inscribed.
Broken at one end. Surface highly polished.
Tool is rectangular in section, sharpened to point (probably repeatedly) at preserved end. Light incised lines separate letters.
Reverse has several ... 3 August 1968
Moulded base only preserved. On outside and undersurface, scraped bands colored with miltos.
Inscribed on concave undersurface:
Good black glaze, inside and out. .to 1.75m. below lip of cistern Cistern ... 20 February 1932