Watch List notes:

THESSALY. Trikka. Circa 440-400 BC. Hemidrachm (Silver, 16 mm, 2.75 g, 9 h). Youthful hero, Thessalos, nude but for cloak and petasos hanging over his shoulder, striding right, holding a band in both his hands around the head of the forepart of a bull moving right. Rev. TPI-KK-AI-O-Ν Forepart of bridled horse to right; all within incuse square. BCD II 775.6 (same reverse die). SNG Munich 186. Beautifully toned and very well-centered, an unusually fine example. Nearly extremely fine.
From a European collection and from the collections of the Rockefeller University and A. E. Mirsky, Gemini VII, 9 January 2011, 320, originally acquired prior to 1959.