Wonderful collection of World Stamps minted in twenty-three karat gold from Calhoun's Collectors Society, Inc.   Cover page reads "A Philatelic Offering from Staffa, Scotland This is the first stamp series ever issued with a surface of 23 karat gold that honors the great Gold Nations of the World. The Gold Nations of the World are appropriately honored in these magnificant stamps made with 23K gold.  Each stamp exquisitely blends history and art.  This series, commemorating the twenty-three Gold Nations of the World, forms a unique collection of exceptional beauty and philatelic interest.  This is a Limited Edition of only 20,000 sets.  There are 23 stamps in the series.  This is set number 13816 in the Limited Edition."  Not all stamps are permanently mounted, some are loose on page and please note:  THE NETHERLANDS WORLD STAMP IS MISSING.  All stamps in great condition, along with cards; cover is also in great condition with reasonable wear.  Book of stamps measures approx. 8" x 6 1/2".  See pic's for greater details.