From the rim of a large flat plate? The heavy rolled edge provides a rim above and a very low foot below. On underside, near outer edge, three inscribed concentric circles.
Fine red clay covered above ... 6 March 1933
Mended from six fragments; about half preserved. Sides flaring from small ring foot; lip slightly offset.
Coarse pink clay with dirty cream slip outside; glazed inside and around outside of lip. Glaze ... 6 March 1933