Generalgouvernement
Postage Due Overprints
In March 1940, the Generalgouvernement issued this set of overprints of Polish postage due stamps (MiNr. 95-99). The overprints were used as regular postage rather than postage due issues.
Set Date(s)
18 March 1940
Watermark(s)
None
Album Page(s)
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