International letter with perfin "SM" in the stamp. The letter is franked correctly as printed matter with 7 øre, which [...]

International letter with perfin "SM" in the stamp. The letter is franked correctly as printed matter with 7 øre, which [...]
Domestic letter with perfin "O&A" in the stamp. The letter is franked correctly as printed matter 50 to 250 g with [...]
Domestic letter with perfin "D.D.S.F." in the stamp. The letter is franked correctly with 10 øre, which was the rate [...]
International letter with perfin "D." in the stamp. The letter is franked with 20 øre, which was the rate for [...]