"Collector's Corner: Tips & Insights".

    Julius Caesar (d. 44 B.C.)Gold aureus struck at a military mint, c.43 B.C. It bears the portraits of Octavian (later known as Augustus) and his adoptive father, the slain dictator Julius Caesar.       Augustus (27 B.C.–A.D. 14)Gold aureus struck at Lugdunum, c.15–12 B.C. A fictionally youthful portrait of Augustus is paired with the abutting bull.     Tiberius (A.D. 14–37)Gold aureus struck at Lugdunum early in his reign. It depicts the portrait of Tiberius and the seated figure of his mother, Livia, who had been the wife of Augustus.   C  Caligula (A.D. 37–41)Gold aureus struck at Rome, A.D....