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Zusterverenigingen
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Perfin Society in the UK.
Magyar Perfin Klub (Perfinclub van Hongarije) |
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Overige Links
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Philatelic Study Group:Hong Kong Security Markings and Perfins
(Including Forwarding Agents Markings) |
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Verzamel.com.postzegels (vanaf 1 cent, veilingen - o.a. perfins, aanbiedingen, informatieve rubrieken ) |
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