Watch List notes:

Gallienus, 253-268. Antoninianus (Silver, 20 mm, 4.63 g, 6 h), Colonia Agrippinensis (Cologne), 257-258. GALLIENVS P F AVG Radiate, draped, and cuirased bust right. Rev. GERMANICVS MAX V Bound captives seated on either side of trophy. Cohen 308.MIR 36, 872l. RIC 18 (Lungdunum). A sharp example with a great portrait of Gallienus. Extremely fine.
Ex Numismatica Ars Classica 84, 20 May 2015, 2038.