National Bank, Specimen 10, 15 November 1947, serial no. X/122 000001 - X/122 100000, purple, orange and multicoloured, mosque of Sultan Qala'un at right, value at each corner, rev. blue and multicoloured, palm trees at centre (P.23b), '29.10.47' in ink in top margin, perforated SPECIMEN, good extremely fine, rare