Watch List notes:

Egypt, Alexandria. Claudius II Gothicus. A.D. 268-270. Potin tetradrachm (19.2 mm, 10.1 g, 11 h). Dated RY 2= A.D. 269. ΑVT K KΛAVΔIOC CЄB, laureate, draped and cuirassed bust right / LB, Conjoined busts right of Nilus, crowned with lotus-flower and buds, himation on left shoulder, and Euthenia,, crowned with corn, draped. Milne 4244. EF. Scarce. 

From the D. Thomas Collection.