Parcel letter with perfin "D.G.C." in the stamp. The letter isn't franked correctly with 50 øre, 40 øre was the [...]

Parcel letter with perfin "D.G.C." in the stamp. The letter isn't franked correctly with 50 øre, 40 øre was the [...]
Domestic letter with perfin "D I" in the stamp. The letter is franked correctly with 3,75 kr, which was the [...]
Domestic letter with perfin "DL" in the stamp. The letter is franked correctly with 120 øre, which was the rate [...]
Domestic post card with perfin "D.M." in the stamp. The letter is franked correctly as printed matter with 5 øre, [...]