Watch List notes:

Probus. AD 276-282. Antoninianus (22.5mm, 3.91 g, 1h). Siscia mint, 1st officina. 7th emission, AD 277. Radiate and cuirassed bust right / Pax standing facing, holding branch and scepter; –|P//XXI. RIC V 706; Alföldi, Siscia V 41.17; Pink VI/1, p. 50. Lightly toned, silvered. EF.

From the Conti Collection. Ex Classical Numismatic Group inventory 96015 (1990s).