International Brigades, air mail cover to Prague with green censor mark on the back, 1938
Référence C00412
International Brigades, air mail cover to Prague with green censor mark Heller 5b on the back. Prague arrival strike on the front, dated on February 18, 1938.
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International Brigades, air mail cover to Prague with green censor mark Heller 5b on the back. Prague arrival strike on the front, dated on February 18, 1938.