US Banknote Corp SO1 Sipex Souvenir Card Gold Miner Mint 1966

Description

United States Banknote Corporation. Souvenir Card SO1. Sixth International Philatelic Exhibition (SIPEX), Washington, D.C., May 21-30, 1966.  "A typical western United States mining scene. A classic example of steel plate vignette engraving, the technique used today on currencies and fiscal documents." Card is Mint and measures 8" x 6".