Severus Alexander AR Denarius. Rome mint: AD 223.

Obv: IMP C M AVR SEV ALEXAND AVG, laureate, draped bust right.
Rev: P M TR P II COS P P, Salus seated left, holding patera and 
feeding serpent coiled around an altar to left. 

RIC 32 corr. (bust type); Depeyrot Dura 930; RSC 239a.

With permission of Numismatik Lanz, Spring 2008.