Watch List notes:

Gallienus. AD 253-268. Antoninianus (19.5mm, 3.00 g, 11h). Mediolanum (Milan) mint. Issue 2(2), AD 260-1. Radiate, draped, and cuirassed bust left, viewed from rear, holding spear, pointing upward, and shield on left shoulder / LEG XIII GEM VI P VI F, Victory walking right, holding wreath and palm frond; lion walking left at her feet. MIR 36, 1017i; RIC V (joint reign) 360 var. (bust type); Cunetio 1473. Toned, some silver content, light porosity, reverse deposits. Near VF.

From the Centurion Collection. Ex N. M. McQ. Holmes Collection (Classical Numismatic Group Electronic Auction 442, 17 April 2019), lot 407, purchased from Manton Associates, 1991.