Mended from two pieces. From near center of a large heavy plate. Low ring base.
Inside, two shallow concentric grooves, and between them, a stamp:
Yellow clay. Flaky red glaze inside and out. From bedrock, ... 28 May 1932
None of the rim preserved. Thick low ring foot. Around the center of the floor, double groove, then ring of stamped Isis symbols, then rouletted ring.
Glaze mostly peeled off upper surface.
Pergamene ... 5-8 June 1937
