Sale: CNG 67, Lot: 493. Estimate $500.  Closing Date: Wednesday, 22 September 2004.  Sold For $600. This amount does not include the buyer’s fee.

THRACE, Byzantion. Circa 387-339 BC. AR Tetradrachm (15.09 gm). Heifer standing left on dolphin; PU above, [...]MOS (magistrates name) in circular pattern around F under raised leg / Incuse square of mill-sail pattern. Schönert-Geiss, Byz. 704 (V45/R55 - this coin); SNG BM Black Sea 6 var. (monogram under raised leg); SNG Copenhagen 482 var. (same); McClean 4236. VF, toned. ($500)

From the William and Louise Fielder Collection.

All of the references describe the F below the foreleg as being within a wreath, but it clearly appears to be letters on this specimen.