1937, 10 Cs green, 4 x 50 Cs orange with ovp "Republica Espanola" together with obligatory stamp 0,10 Ptas on 1 C green, mixed franking on registered cover from SANTA ISABEL (FERNANDO POÓ), 15.1.1937, along with violet single line "CENSURADA", to Munich in Germany. Except two stamps with faults in fine condition. Scarce commercial cover! (Image)