Sierra Leone
Yvert 158, 162. 1938. ½ p green and black and 3 p ultramarine and black. FREETOWN to BATHURST, GAMBIA. On the front mark FIRST AIR MAIL FROM / SIERRA LEONE, on the back arrival. MAGNIFICENT.
Ref: 0000067244
Sierra Leone
Yvert 158, 162. 1938. ½ p green and black and 3 p ultramarine and black. FREETOWN to BATHURST, GAMBIA. On the front mark FIRST AIR MAIL FROM / SIERRA LEONE, on the back arrival. MAGNIFICENT.
Ref: 0000067244