Danubian District, Istrus. Drachm; Danubian District, Istrus; 4th cent. BC, Drachm, 4.84g. SNG BM-Plate IX. Obv: Two facing male heads, l. head inverted. Rx: Sea eagle l. with dolphin in talons, ISTPIH above, letter or monogram below dolphin is mostly off flan.. EF