Watch List notes:

Postumus. Romano-Gallic Emperor, AD 260-269. Antoninianus (19mm, 3.21 g, 1h). Treveri (Trier) mint. 5th emission, AD 268. Radiate, draped, and cuirassed bust right / Pax standing left, holding transverse scepter and olive branch. RIC V 318; Mairat 154-9; AGK 52a; RSC 215b. Near EF, good silvering.