Broken all around. Fragment from the wall of a large plain pot.
Inscribed vertically:
Smooth buff clay, unglazed but with a thin buff wash. Όστρακο οστρακοφορίας Υπερβούλου. Φέρει αποκρούσεις σε όλες ... 20 April 1938 ... Agora XXV, no. 308, pp. 8, 11-12, 64, fig. 11.
