Banco de Angola, specimen 100 angolares, 1 March 1951, red serial number 26PM 00000, blue and multicoloured, arms low centre supported by cherubs, Sousa Coutinho at right in red-brown oval frame, signatures of Anibal de Mesquita Guimares and Francisco Luis da Silva Duerte and Artur de Melo Quintela Saldanha, reverse explorers (Pick 85s, TBB B411bs), red SPECIMEN overprint, in PMG holder 66 EPQ Gem Uncirculated, rare