Watch List notes:

Probus. AD 276-282. Antoninianus (21.5mm, 4.27 g, 12h). Siscia mint, 1st officina. 7th emission, AD 280. Radiate, helmeted, and cuirassed bust left, holding spear and shield / Pax standing left, holding olive branch and scepter; P//XXI. RIC V 704; Alföldi, Siscia V 41.79; Pink VI/1, p. 53. EF, silvered, lightly toned.