International post card sent express with perfin "C.K." in the stamps. The letter is franked correctly with 10 + 4 [...]

International post card sent express with perfin "C.K." in the stamps. The letter is franked correctly with 10 + 4 [...]
Domestic post card with perfin "C.K." in the stamp. The letter is not franked correctly with 15 øre, the rate for [...]
International letter with perfin "C.K.H." in the stamp. The letter is franked correctly with 10 + 20 øre = 30 [...]
International printed matter with perfin "C.K.H." in the stamp. The letter is franked correctly with 7 øre, which was the [...]