Banco Nacional Ultramarino, Angola, colour trial 2 1/2 escudos, 1 January 1921, blue serial number 000000, brown, lilac and pale orange, Fancisco de Oliveira Chamico at left, steamship seal at right, arms low centre, two printed signatures below, brown ANGOLA overprint at top centre (Pick 56cts), in PMG holder 64 CHOICE UNCICULATED, blue BRADBURY oval low right, attractive and rare