Watch List notes:

Trebonianus Gallus. AD 251-253. AR Antoninianus (21mm, 3.09 g, 6h). Rome mint, 3rd officina. Special emission, AD 252. Radiate, draped, and cuirassed bust right / Juno seated left, holding grain ears and scepter. RIC IV 69 (Milan); RSC 46 (Milan). Near EF, deep cabinet toning.