International letter with perfin “T.&G.” in the stamps. The letter is franked correctly with 2 x 10 øre = 20 øre, which was the rate for international letters in the period from October 1st 1907 to January 31th 1921. The stamp is cancelled April 7th 1918 with Bro II Nyborg ***. This proof is very rare, only two known samles. The letter has been censored in Budapest.