Marcus Aurelius Denarius. Dated 168-169 AD. 

Obv: M ANTONINVS AVG TR P XXIII, laureate head right. 
Rev: SALVTI AVG COS III, Salus standing left, holding 
patera and sceptre, feeding a serpent rising from around an 
altar. 

RIC 207; RSC 543; Sear -.

With exclusive permission of TimeLine Auctions (www.timelineauctions.com), Apr, 2014