#SOZ038 - Vess Soda Mystery Bottle Cap Puzzle Giveaway Vintage 9" tall advertising giveaway from the Whistle & Vess Beverages plant in St.Louis, Missouri. It was a carton giveaway in the 1950s. When you bought a carton, one of these was stuffed in it. It is a puzzle of 9 pieces that need to be put together in the proper way,so as to have all the bottle caps matched up and 3 accross and 3 down in arrangement. Nice unused condition. $1.50