Watch List notes:

Macrinus. AD 217-218. AR Antoninianus (22mm, 5.40 g, 6h). Rome mint, 4th officina. 1st emission, AD 217. Radiate and cuirassed bust right, wearing short beard / Salus seated left on throne with high back, holding scepter and feeding out of patera serpent coiled around and rising from altar to left. RIC IV 88; Clay Issue 1; RSC 115b. Bright granular surfaces, small deposit at edge on obverse. Near VF.