[MERCURY PRESENTATION ITEMS]. A wood desk plaque, approx. 4 x 10 in. with an engraved metal plate inset and duplicate launch key. The key has the engraving "Atlas Launch Console Arming Key Mercury Sigma 7 General Dynamics Astronautics." Presented to Wally Schirra's parents in 1962 at a ceremony held in San Diego -- Wood box approx. 3.5 x 8 in. with hinged top opening with an interior engraved plaque. A key is enclosed for opening a time capsule in July 2063. Given to Schirra by General Dynamics. [With:] Typed letters signed by Schirra for each. (4)