The Ashmolean Latin Inscriptions Project (3); (latininscriptions.ashmus.ox.ac.uk/.):

University of Oxford

Inscriptions including the name: Onesimus

SON'S EPITAPH
Possibly second century AD
white marble
AN.Chandler.3.67

FRAGMENTS OF TERRA SIGILLATA, WITH INTERNAL STAMP
c. 30 BC-AD 15
terra sigillata
AN1872.1385