Danubian District, Istrus. Drachm; Danubian District, Istrus; 4th cent. BC, Drachm, 5.44g. SNG BM-Plate IX. Obv: Two facing male heads, r. head upside down. Rx: Sea eagle l. with dolphin in talons, [I]ΣTPIH above, letter or monogram below dolphin is mostly off flan.. EF / VF