Watch List notes:

Claudius II Gothicus. AD 268-270. Antoninianus (19mm, 3.70 g, 6h). Mediolanum (Milan) mint, 1st officina. 2nd emission, mid AD 269-spring AD 270. Radiate, draped, and cuirassed bust right / Mars advancing right, holding spear and trophy; –/–//P. Normanby 1020; RIC V 172; RIC Online 51 (this coin cited). EF, green-brown patina.

From the Finn Johannessen Collection, purchased from Plamen Arsoff (Ancient Treasures), 17 November 2003.