Costa de Somalia
Automatically generated translation
Yvert 88, 99. 1937. 15 cts voleta and red and 5 fr red and black. Registered Air Mail from DJIBOUTI to DUNKERKE (pre-printed envelope AVION JAPY / RECORDMAN DU MONDE DE / DISTANCE EN LIGNE DROITE / POUR AVION LEGERS / ISTRES-DJIBOUTI). On the back arrival. MAGNIFICENT AND VERY RARE.