1.10 Kr.
International air mail letter to some countries in Africa (category IIb), in Latin America
(category IIIb) and in Asia ( category IVd) 5 < 10 gr.
Postage rate 30 öre and air mail fee 80 öre
Arrival postmark: Addis Abeba 22/04/52
01/12/49 - 31/05/52
