Roman Provincial
BITHYNIA. Prusa ad Olympum. Tranquillina (Augusta, 241-244 AD).
AE Bronze (23.5mm, 8.89g)
Obv: CABEINIA TPANKYΛΛEINA. Diademed and draped bust right.
Rev: ΠPOYCAEΩN. Muse (?) enthroned to left.
SNG von Aulock 881; Waddington 157 (Pl. CVII, 23).