SUDAN: 20 Pounds (1.1.1981) in green on multicolor unpt with President J Nimeiri with native headdress at left and map at center. S/N: "F/3 017907". Commemorative issue for the 25th anniversary of Indepedence. Inside plastic holder by PMG "Extremely Fine 40 / Commemorative". (Pick 22) & (Spink BOS B11a).