Banco Nacional Ultramarino, Angola, specimen 50 escudos, 1 January 1921, no serial numbers, red-brown, pink and pale blue, Fancisco de Oliveira Chamico at left, steamship seal at right, arms low centre, two printed signatures below, red ANGOLA overprint at top centre (Pick 60s), in PMG 63 CHOICE UNCIRCULATED, blue SPECIMEN overprint, quite rare