International letter send from Grenå to staff onboard Rømø Maersk c/o A. P. Møller, Copenhagen. Franked as International letter in Grenå with 2 x 70 øre + 6 x 10 øre = 200 øre which was the rate for letter from 20-100g in the period from July 1st 1971 to June 14th 1974. The 200 øre is cancelled June 29th with Grenå Bro. IId.
Franked as domestic letter with perfin “APM” in the stamp and posted together with other letters to the ship somewhere in the world. The letter is franked with 60 øre, but the rate for domestic letter from July 1st 1972 to June 14th 1976 was 70 øre. The 60 øre stamp is canceled April 30th 1974 with København 273.2 Bro Vd.