Watch List notes:

Trebonianus Gallus. A.D. 251-253. AE sestertius (27.03 mm, 16.12 g, 11 h). Rome mint, A.D. 251. IMP CAES C VIBIVS TREBONIANVS GALLVS AVG, Laureate, draped and cuirassed bust of Trebonianus Gallus right / VOTIS DECENNA LIBVS S C, within laurel wreath. RIC 127a. VF.