Diadumenian AE28 of Nikopolis ad Istrum. K M OPPEL ANTWNI DIADOUMENIAN-OC, bare head right. YP AGRIPPA NIKOPOLITWN PROC ISTR-W, River-god Ister reclining left, right hand on knee, left on vase from which waters flow. Varbanov 3633 (this coin); Moushmov 1350; AMNG 1806; Megaw NIC4.38b. ebay sale by Malter Galleries, 2003. Note: This image was recovered after having been destroyed in the March 2009 website attack. Recovered and re-added in October, 2011.