Greek Silver Tetradrachm of Tenedos (Mysia, Islands off Troas), a Wonderful Janiform Head of Zeus and Hera
https://el.wikipedia.org/wiki/%CE%91%CF%81%CF%87%CE%B5%CE%AF%CE%BF:Greek_Silver_Tetradrachm_of_Tenedos_(Mysia,_Islands_off_Troas),_a_Wonderful_Janiform_Head_of_Zeus_and_Hera.jpg
Mysia Islands off Troas, Tenedos. Circa 100-70 BC. Tetradrachm (Silver, 16.27 g 12). Janiform head composed of a laureate and bearded head of Zeus to left and a diademed head of Hera to right. Double axe below left, monogram of PA and bunch of grapes; below right, caps of the Dioscouri; all within laurel wreath. Very rare. A splendid coin of excellent style, struck in high relief.