The Duncan & Miller Lead Crystal Etched Elegant Glass Cordial Glass "First Love" is a vintage two-piece set of round cordial glasses made of crystal. Produced in the United States between 1930-1939 using hand blown glass techniques, these elegant glasses feature an etched pattern called "First Love." The clear color and contemporary style make them a beautiful addition to any drinkware collection, showcasing the craftsmanship and quality of Duncan & Miller's original production.