Watch List notes:

EGYPT, Alexandria. Valerian I. AD 253-260. Potin Tetradrachm (22.5mm, 10.10 g, 12h). Dated RY 2 (AD 254/255). Laureate and cuirassed bust right / Eagle standing facing, wings spread and head right, holding wreath in beak; L B (date) across field. Köln 2853; Dattari (Savio) 5188; K&G 88.8; Emmett 3707.2 (R2); Kellner p. 131, pl. 14, Abb. 18 (this coin). Dark brown surfaces, a bit of bare metal on the highpoints. VF.

Ex A.K. Collection (Triton XXIII, 14 January 2020), lot 835 (part of); purchased by A.K. from Frank Sternberg AG, 1975 (reportedly ex Stöcklin Collection).