Pergamon, Mysia, AE15. In the name of Philetairos. 281-263 BC. 3.28 g.

Helmeted head of Athena right, wearing crested helmet decorated with griffin.
FILETAIROU, coiled serpent, RM monogram (R retrograde) in upper left field.

Imhoof Dynastie 69; Mionnet II, 688.

With permission of Agora Numismatic Auction 80, Lot 21, Dec. 2018.