Watch List notes:

PHOKIS, Federal Coinage. Circa 485-480 BC. Obol (Silver, 10.5 mm, 1.01 g, 9 h). Φ-O Bull's head facing. Rev. Forepart of a boar running to right; all within incuse square. Jameson 1152 = Williams 56 (O 38/R 29, this coin). Clear, well-centered and very attractively toned. Extremely fine.
From the "Collection sans Pareille" of Ancient Greek Fractions, and from the collections of Leo Mildenberg, W. Niggeler and R. Jameson.