CALIGULA, A.D. 37-41. AE As (11.09 gms), Rome Mint, ca. A.D. 37-38. NGC AU, Strike: 5/5 Surface: 3/5. Light smoothing.RIC-38. Bare head of Caligula facing left; Reverse: Vesta enthroned facing left, holding patera and scepter. Light field smoothing. Sharply struck with dark patina and quite attractive.From the Collection of Dr. James Eustace Bizzell, II.