Very Rare Vintage Porcelain 1940s-1950s 16 Coca Cola Coke Button Metal Sign, with White/Black back. I have looked at hundreds of these signs for sale, on many different sites, and have not found 1 like this. Please look at all pictures as they are part of the. The item "Rare1 of a knd Porcelain 1940-50s16 Coca Cola Metal Sign with White and Blk Back" is in sale since Tuesday, August 27, 2019. This item is in the category "Collectibles\Advertising\Soda\Coca-Cola\Signs".The seller is "thebone-man" and is located in Costa Mesa, California. This item can be shipped to United States.