Watch List notes:

Severus Alexander, 222-235. Denarius (Silver, 19 mm, 3.48 g, 1 h), Rome, 222-228. IMP C M AVR SEV ALEXAND AVG Laureate, draped and cuirassed bust of Severus Alexander to right, seen from behind. Rev. SALVS PVBLICA Salus seated left on throne, feeding serpent, rising from altar, out of patera with her right hand. BMC 77. Cohen 528. RIC 176. Lightly toned. Struck from a somewhat worn obverse die, otherwise, good extremely fine.