International letter with perfin “ACI” in the stamps. The letter is franked correctly with 20 øre. Which was the rate in the period from October 1st 1907 to January 31th 1921. The stamp is cancelled October 16th 1914 with Kjøbenhavn *K.* Bro IIIb-5. The letter is censored by the Englishmen because of the 1. world war.

A15 A.C. Illum

Illums bolighus
Østergade 52-54
1100 København K

“ACI” has been seen used in the period from May 1901 to March 1919


18 13 11

Known positions

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Green indicates the Perfin position on the current item.

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