This is a ticket receipt for a United Airlines flight from LAX-SAN in 1954. Cost $8.52 ! Front side has their original Chicago Headquarters address and back side has a route map. Measures about 3 x 6 inches. Like what you see? Check out my eBay store Bungalowblondie Store  Free shipping in the USA. Guaranteed to be an authentic "old" item. 4/2020 Rob