Scarce original black-and-yellow 17 x 22 poster depicting Gus Grissom in his space suit helmet, with his facsimile signature below, and an important request in large block letters: "All I Ask… Do Good Work." In fine to very fine condition. Issued by the Manned Flight Awareness Office, this was part of a series of posters, brochures, and other materials developed to encourage quality workmanship and boost morale amongst NASA personnel, engineers, and contractors.