Domestic letter with perfin “D” in the stamp. The letter is franked correctly as printed matter with 5 øre, which was the rate for printed matters from April 1st 1879 to January 31th 1921. The stamp is cancelled April 30th 1917 with a whole letter cancellation machine type SP. 4B. K K 1 Bro III. The letter been censored by the French military.