1 Kr.
International registered air mail letter to some
countries in Africa (category IIb) < 5 gr.
Postage rate 30 öre,
registered mail fee 20 öre and air mail fee 50 öre
No labels, only hand written
annotations. An imprint of a passed censors mark
Arrival postmark: Windhoek XX/XX/39
01/07/36 - 28/02/41