Daily Mail |
'Holy Grail' of stamps to fetch $20 MILLION at auction – despite costing just …
Daily Mail Frequently described as 'the most valuable stamp in the world', the British Guiana 1c Magenta, pictured, will be auctioned in New York on 17 June. It is the only surviving example of the 'emergency' stamps range launched by the colony's postmaster in … |
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