Watch List notes:

Marcus Aurelius. AD 161-180. AR Denarius (18mm, 3.41 g, 6h). Rome mint. Struck AD 171. Laureate head right / Salus standing right, feeding serpent which she holds in her arms. RIC III 234; MIR 18, 209-4/30; RSC 140. Lightly toned, some shallow scratches. VF.