Tranquillina, AE23 of Nicaea, Bithynia. 

CAB TRANKYLLEINA C, draped bust right.
NIKAIEWN, Athena standing left, holding transverse spear 
forwards, shield on left arm.

ReGen 719 var (attributes); BMC 127 var (ditto)

Contributed by H-J P., January 2011.