International registered letter with perfin “POL” in the stamps. The letter is franked correctly with 50 + 5 øre = 55 øre, 30 øre was the rate for international letters in the period from November 1st 1933 to June 30th 1940 and 25 øre was the fee for registering in the same period. The stamps are cancelled October 31th 1939 with København 11 Nr. 13, København 11.3 Bro Vc-1. The letter has been censored by the french military.