SCG3562 - 1951 Portuguese Guinea Sacred Missionary Art Exhibition Stamp – 10 CentavosIssued in 1951 by Portuguese Guinea, this 10 centavos stamp commemorates the Sacred Missionary Art Exhibition (Exp. Arte Sacra Missionria). The design features a large central cross flanked by two angel statues, symbolizing Christian missionary heritage. Printed in earthy olive and deep red tones, it reflects the colonial era Portuguese cultural and religious influence in West Africa. Produced by Casa da Moeda, this issue is valued by collectors for