Watch List notes:

Probus (276-282) - BI Antoninianus (Siscia AD 280, 4.07 g) - IMP C PROBVS P F AVG, radiate and cuirassed bust right / PAX AVG, Pax standing, holding olive branch and transverse sceptre, XXI in exergue, officina mark VI in right field (RIC 706) – EF-, traces of silvering