Mauritania. Central Bank of Mauritania. 2004-2009 Issues. Date: varieties. Dimensions: 142 x 71 mm. Watermark: bearded man. Material: paper. Green-yellow-green solid security thread with printed "Central Bank of Mauritania". Printer: Giesecke & Devrient, Germany. Multicolored front and back printing, predominantly green. Description of the front: frame and background made up of arabesques. Prefix and numbering in black. Texts in Arabic. "٥٠٠" value in the corners. Two combinations of signatures with the Treasurer General (unknown) and the Governor. Description of the back: workers in the fields and a view of the Tasiast or F'Derick mine. Texts in French. Value "500" in the corners.