Greatest Costa Rica stamps ever auctioned from the Frederick R. Mayer Collection

1883 10c Orange on cover

Greatest Costa Rica stamps ever auctionedWith 16mm black overprint, tied by “Liberia/2 Jun 87/ Costa Rica” c.d.s. on cover to New York. Costa Rica transit markings and New York back stamp. Cover with minor creasing at top right corner affecting the stamp. Fine; there are only about a dozen covers known with any Guanacaste overprints.

Selling price: $11,500

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