1922-10-01--1925-09-30 Domestic return receipt, special delivery, reg cover, single rate
1922-10-01--1942-03-31 Letter fee, single rate: 15 öre
1922-10-01--1948-03-31 Registration fee: 20 öre
1922-10-01--1948-03-31 Return receipt fee: 15 öre
1921-07-21--1925-09-30 Special delivery fee: 50 öre
