Sweden. Facit 61, 64 cover, 1+4 öre on printed matter card sent from MARSTRAND 19.4.1910 to Cape Verde. Transit LISBOA CENTRAL 24 SECCAO 24.4.10 and arrival pmk S. VINCENTE CABO VERDE 2.MAIO.10. Exceptional scarce destination, the ONLY recorded pm according to Ferdén.