In this special episode, Tobias Huylmans discusses the rigorous testing measures that philatelists must go through to become a certified expertiser of the Bund Philatelistischer Prufer (BPP), and walks us through several in-depth visual examples of how to identify the finite discrepancies that give away forgeries.
Ep. 46: Tobias Huylmans: The Science Behind Identifying Stamp Forgeries
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Ep. 47: Carol Bommarito: The Accessibility of Stamp Collecting
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