English: The civil flag as it appeared between 1918 and 1944, when the blue colour was classified as "ultramarine blue". It has an aspect ratio of 18:25.
This image of simple geometry is ineligible for copyright and therefore in the public domain, because it consists entirely of information that is common property and contains no original authorship.
Heptagon
This image shows a flag, a coat of arms, a seal or some other official insignia. The use of such symbols is restricted in many countries. These restrictions are independent of the copyright status.
Captions
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