The product is an antique cut glass tray that once belonged to the Lansburgh & Bro department store in Washington, D.C. This collectible advertising merchandise item holds historical significance as it represents a piece of the city's retail past. The elegant design of the tray would have made it a prized display piece for the store, showcasing its luxury and sophistication. Perfect for collectors of vintage advertising memorabilia or those interested in the history of department stores in the Washington, D.C. area. (Manganese Glass) 7 3/8" L x 4 3/4" W x 1/2" H