International letter with perfin “M.N.” in the stamp. The letter is franked correctly with 30 øre, which was the rate for international letters from November 1st 1933 to June 30th 1940. The stamp is cancelled September 14th 1934 with TMS Neutral København K

M 26 Marius H. Nielsen

Marius Nielsen & Søn
Kalvebod Brygge 4
1560 København V (B)

“M.N.” has been seen used in the period from September 1916 to January 1972



Known positions

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Green indicates the Perfin position on the current item.

No history yet