Domestic post card with perfin "T.R./S." in the stamp. The post card is franked correctly as printed matter with 4 øre, [...]

Domestic post card with perfin "T.R./S." in the stamp. The post card is franked correctly as printed matter with 4 øre, [...]
Domestic letter with perfin "T.R./S." in the stamp. The letter is franked correctly with 10 øre, which was the rate [...]
Domestic post card with perfin "T.R./S." in the stamp. The post card is franked correctly with 5 øre, which was [...]