This is a rare and remarkable find for collectors and enthusiasts alike. A 1904 Louisiana Purchase Expo PALACE of ELECTRICITY Sterling Souvenir Spoon from Bert Ball is up for sale. The spoon is exquisitely designed with a Neoclassical style and features intricate patterns and engravings that make it a valuable piece of antique silverware. This spoon is made of Sterling Silver (.925) and has an age of over a century. It has a unique design that showcases the rich history of the Louisiana Purchase Expo and is a perfect addition to any collection.