Watch List notes:

Trebonianus Gallus. A.D. 251-253. (23 mm, 3.99 g, 7 h). Antioch. IMP C C VIB TREB GALLVS P F AVG, radiate and cuirassed bust of Trebonianus Gallus right / PAX AVGVS, Pax standing facing, head left, holding olive branch and transverse scepter; in exergue, pellet. RIC 86; RSC 80. Lightly toned. Worn reverse die. Extremely fine. 

From the Maple Leaf Collection.