Vintage Pepsi Cola Sign, Double Dot 1920 1930’s Style Logo Rare. April 17, 2016 admin Vintage Pepsi Bottle Cap Sign for SALEVintage Pepsi Cola Sign, Double Dot 1920 1930’s Style Logo Rare. vintage pepsi cola sign, double dot 1920 1930’s style logo rare. It has beautiful deep color. The seller is brandplace and is located in Essen.