Watch List notes:

Trebonianus Gallus. AD 251-253. AR Antoninianus (21mm, 3.49 g, 12h). Rome mint, 1st officina. 5th emission, mid AD 253. Radiate, draped, and cuirassed bust right / AETERNITAS AVGG, Aeternitas standing left, holding phoenix on globe and raising hem of skirt. RIC IV 30; RSC 13. Toned, slightly granular surfaces. Good VF.