International registered letter with advice of receipt < 20 gr.
Postage rate 70 öre, registered mail fee 140 öre and advice of receipt fee 70 öre
Registered mail label type 7:2 plus on arrival back to Sweden a new registered mail label "Från utlandet" (from abroad) plus
a label stating that the letter must be pick up before a certain date
01/01/67 - 30/06/71