151 | French Guiana. Airmail

★★Yvert 11b(12). 1933. Sin cifra del valor, negro sobre verde, bloque de doce sellos con interpanel. ENSAYO DE COLOR y SIN DENTAR. MAGNIFICO Y RARISIMO. Yvert 2021: 1.800 Euros

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Automatically generated translation

★★Yvert 11b(12). 1933. Without value number, black on green, block of twelve interpanel stamps. TEST OF COLOR and DENTORATE. MAGNIFICENT AND RARE. Yvert 2021: 1,800 Euros