South Sudan. Bank of South Sudan. 2011 Piaster Issue. Date: No. Dimensions: 120 x 60 mm. Watermark: Flag pattern. Material: Paper. Security thread. Printer: Thomas De la Rue (TDLR), London, England. Multicolored front and back printing, predominantly purple and light blue. Description of the front: Background made up of geometric patterns. Texts in English. Prefix and ascending numbering in black. Portrait of the ephemeral president of the autonomous region of South Sudan, John Garang de Mabior (1945-2005), Sudanese politician and soldier. Combination of signatures in black with Governor Elijah Malok Aleng and Minister of Finance David Deng Athorbei. Description of the back: Background made up of geometric patterns. Texts in English. View of an African landscape to the left and a spear. Value "25" in the corners.