1 Kr.
International registered air
mail letter to some countries in Asia (category IVb,
Iva, 4a and lastly 7) < 5 gr.
Postage rate 40 öre, registered mail fee 50 öre
and air mail fee 10 öre
Registered mail label 6:2 and
air mail label type 7
01/06/57 - 30/06/62