Home » World » British colonial postage stamp could be world’s most valuable – The Globe and Mail

British colonial postage stamp could be world's most valuable
The Globe and Mail
Three times in its long history, the one-cent postage stamp from a 19th century British colony in South America has broken the auction record for a single stamp. Now, it's poised to become the world's most valuable stamp again. Sotheby's predicts the

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