This US First Day of Issue Cover commemorates NASA's John Glenn and Project Mercury in 1962. The cover displays stunning multi-colored designs with the cancellation type of First Day of Issue. The vintage cover is ungraded, used, and comes from the United States. It is an excellent addition to any collection of ephemera and stamps. The cover has not been certified and is free of any California Prop 65 warnings. Don't miss out on the chance to own a piece of history with this unique and rare item.