Helena. Augusta, A.D. 324-328/30. Æ follis (18 mm, 3.08 g, 6 h). Thessalonica, A.D. 326-328. FL HELENA AVGVSTA, diademed and draped bust of Helena right / SECVRITAS REIPVBLICE, Securitas standing facing, head left, holding branch; SMTSΓ. RIC 159; LRBC 823. Brown patina. Very fine.