Julia Domna, AE23 of Istros, Thrace. Obv: IOVLIA DOMNA CE, draped bust right. Rev: ICTRIHNWN, river-god reclining left, holding dolphin in outstretched right hand and reed in left. Gamma in upper left field. Varbanov 630 (this coin); Imhoof Flussgötter 141. La Galerie Numismatique, Lausanne, Auction Nov. 2004, lot 336.