Decalcomania, from the French décalcomanie, is a decorative technique by which engravings and prints may be transferred to pottery or other materials. Today the shortened version is `Decal`. ==Origins== It was invented in England about 1750 and imported into the United States at least as early as 1865. Its invention has been attributed to Simon..... Found on http://en.wikipedia.org/wiki/Decalcomania