Watch List notes:

Elagabalus. AD 218-222. AR Denarius (20mm, 3.39 g, 6h). Rome mint. Struck AD 219. Laureate, draped, and cuirassed bust right / Salus standing right, feeding serpent held in arms. RIC IV 140; Thirion 50; RSC 258. Superb EF, lightly toned.

From the Dr. Allan Smith Collection. Ex Classical Numismatic Group Electronic Auction 3297 (17 May 2017), lot 628.