Set of 4 Libby Tawny brown swirl vintage 70’s Glasses

Very cool 1970’s vintage glassware. Made of Libbey Glass Company. Pattern is Prado Produced in 1970’s, maybe 1972 Features raised brown scrolls on tawny brown glass. Set of 4 cups. All are in excellent condition. No chips or cracks. No cloudiness or residue. Minimal, if any, signs of wear.