Watch List notes:

Egypt, Alexandria. Claudius Gothicus. A.D. 268-270. BI tetradrachm (21.4 mm, 8.73 g, 12 h). Dated RY 2 (A.D. 268/9). AVT KΛAVΔIOC CЄB, laureate, draped and cuirassed bust of Gothicus right / Eagle standing left, wings closed, head right, wreath in beak; L - B ( = yr. 2 = A.D. 268/9) in fields. Emmett 3879. Rough Near VF / VF, obverse field rough; rough ochre patina on reverse.

Ex Leo Hamburger 1890's.

This coin comes from a large group of Roman Provincial, Byzantine and Vandalic coins which were part of Leopold Hamburger's inventory. More information on Mr. Hamburger can be found here:https://www.coinbooks.org/v20/esylum_v20n42a19.html