Severus Alexander, Rome mint, 224 AD.,
Denarius (18-20 mm / 2,88 g),
Obv.: IMP C M AVR SEV ALEXAND AVG , laureate and draped bust of Severus Alexander right, seen from behind.
Rev.: P M TR P III - COS P P , Salus seated left feeding snake arising from altar.
RIC 42 ; Coh. 255 ; RSC 255 ; BMC 176, pl. 7.