This is a beautiful feather patterned lustre glass vase created by Don Carlson (1944 - ) Don has been blowing and forming unique art glass pieces since 1966. His works are represented in most major glass collections in the United States including the Metropolitan Museum of Art, the Smithsonian and the Corning Museum. Carlson’s glass expertise spans six decades and his original glass workshop that opened in California was one of the first private studios established in the world. A great mid century piece for any art glass collection or collector. Signed Carlson, numbered and dated 73. The vase is 4" tall and 3.75" in diameter. https://www.theglassstationstudio.com/collections/donald-carlson-1