The Dutch detachment was operational between between 1950 and 1954. It was operating under the flag of the United Nations and were under command of the United States of America. The soldiers could send there mail postage free via the American Army Post. On Arrival by airmail at Schiphol Airport Amsterdam alle cards and letters got the cachet ‘Portvrij Uitreiken/Exp. Bur. Asd/Schiphol’ (Deliver without postage due/Exp. Office Amsterdam/Schiphol).
The pictures shown are such a 1952 envelope including the Christmas card from ‘Korea te Velde’ (Korea in the fields).
The design of the Christmas card has been made by military police man J. Vet of the first military police man detachment which departed on February, 26, 1952 for Korea.