Registered International letter with the perfin “ACI” in the stamp. The letter is franked correctly with 70 øre, 40 øre was the rate for International letter from February 1st 1921 to October 31th 1925 and the rate for registering was 30 øre from March 1st 1921 to March 31th 1926. The stamp is canceled May 30th 1925 with type København B. nummer 75 B.24 Bro Vb.

A15a A.C. Illum

Illums bolighus
Østergade 52-54
1100 København K

“ACI” has been seen used in the period from March 1918 to December 1928


18 13 11

Known positions

This is the first time position 3 has been registered

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Green indicate the Perfin position on the current item.

A.C. Illum the famous furnishing store was founded 1891 and still existing in Copenhagen.