Byzantion, Thrace, AD 202-205. Magistrate M. Av. Antoneinos.

BYZAS, helmeted and bearded head of Byzas right.
EP M AY ANTWNI BYZANTIWN, eagle standing front on a 
low base, head left, wings spread.

Schönert-Geiss 2073-2074 var (abbreviation of magistrate's
name).

2073 = ANTWNINOY.
2074 = ANTWN.