Poland
Scott #B107 1960
10Z+10Z International Philatelic Exhibition POLSKA 60 Souvenir Sheet of four.
Mint never hinged.
$37.50 Item #PLDB107C4
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Poland
Scott #B128 1973
10Z+5Z Copernicus 1973 World Philatelic Exposition Semi-Postal Souvenir Sheet.
Used.
$0.75 Item #PLDB128C02
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Poland
Scott #CB1a 1957
4Z+2Z Polish National Philatelic Exhibition Semi-Postal Airmail 1957 Warsaw Illustrated postmark. First Day. Cacheted.
Unaddressed.
$5.00 Item #PLDCB1aC1
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Poland
Scott #CB1a 1957
4Z+2Z Polish National Philatelic Exhibition Semi-Postal Airmail 1957 Warsaw Illustrated postmark. First Day. Cacheted.
Unaddressed.
$5.00 Item #PLDCB1aC2
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Poland
Scott #CB1a 1957
4Z+2Z Polish National Philatelic Exhibition Semi-Postal Airmail 1957 Warsaw Illustrated postmark. First Day. Obiegu Cachet.
Unaddressed.
$5.00 Item #PLDCB1aC4
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Poland
Scott #CB1a 1957
4Z+2Z Polish National Philatelic Exhibition Semi-Postal Airmail 1957 Warsaw Illustrated postmark. First Day Cacheted.
Unaddressed.
$10.00 Item #PLDCB1aC6
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Poland
Scott #CB1a 1957
4Z+2Z Polish National Philatelic Exhibition Air Post Semi-Postal Souvenir Sheet.
Mint never hinged.
$7.50 Item #PLDCB1aS1
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Poland
Scott #CB1a 1957
4Z+2Z Polish National Philatelic Exhibition Air Post Semi-Postal Imperforate Souvenir Sheet.
Mint never hinged.
$7.50 Item #PLDCB1aS2
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Poland
Scott #CB1a 1957
4Z+2Z Polish National Philatelic Exhibition Air Post Semi-Postal Imperforate Souvenir Sheet.
Mint never hinged.
$7.50 Item #PLDCB1aS3
add to cart

Poland
Scott #CB1a 1957
4Z+2Z Polish National Philatelic Exhibition Air Post Semi-Postal Imperforate Souvenir Sheet.
Mint never hinged.
$7.50 Item #PLDCB1aS4
add to cart