Domestic letter with perfin "C.F.P." in the stamp. The letter is franked correctly as comercial documents with 15 øre, which [...]

Domestic letter with perfin "C.F.P." in the stamp. The letter is franked correctly as comercial documents with 15 øre, which [...]
Domestic letter with perfin "ADDK" in the stamp. The letter is franked correctly with 15 øre, which was the rate [...]