Watch List notes:

Trebonianus Gallus. A.D. 251-253. AR antoninianus (24 mm, 3.24 g, 12 h). Rome, A.D. 251/2. IMP C C VIB TREB GALLVS AVG, radiate, draped and cuirassed bust of Trebonianus Gallus right / PIETAS AVGG, Pietas standing facing, head left, both hands raised; at her feet to left, altar. RIC 72; RSC 88. Extremely fine. 

From the Maple Leaf Collection.