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| Start / | Collection / | Thematic Collections / |
| Austria | Bhutan | Denmark | Dominican Republic | Estonia | France | G D R | ||
| German Empire | Germany | Gibraltar | Guatemala | Italy | St. Thomas and Prince Islands | Turkey | ||
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Collection / Thematic Collections / |
30.09.1915 Definitive postage stamps |
16.09.1916 Definitive postage stamps |
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Postage stamp overprint design mistake with a six-pointed star |
Corrected overprint with a five-pointed star |
09.1915 Postal tax stamp |
1916 Postal tax stamp |
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Postage stamp overprint design mistake with a six-pointed star |
Corrected overprint with a five-pointed star |
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