Banco Nacional Ultramarino, Angola, 10 escudos, 1 January 1921, red serial number 1100689, brown, green and pink, Fancisco de Oliveira Chamico at left, steamship seal at right, arms low centre, two printed signatures below, red ANGOLA overprint at top centre (Pick 58a), in PMG holder 35 CHOICE VERY FINE rare in issued format