Istros, Thrace. AR drachm. 400-350 BC. 17.65mm. 4.81 g.

Two male heads facing, the right inverted. 
ISTRIH legend above sea-eagle left on dolphin. Dot in Pi monogram beneath the dolphin. 

Unpublished monogram. BMC Black Sea -; AMNG -; McClean -; 
Canarache -; Talmatchi -; Berlin -; Dima -; Mionnet -. Timeline Auctions, int. no. 64953

With permission of TimeLine Auctions 
(www.timelineauctions.com), March, 2016