Commemorative cover with a cachet honoring the second man orbit shot of a missile fired from Cape Canaveral, signed vertically in blue and black ink, “Alan B. Shepard, Jr.,” “Donald K. Slayton,” “Leroy S. Cooper, Jr.,” “W. A. Schirra, Jr.,” “M. Scott Carpenter,” “Virgil I. Grissom,” and “J. H. Glenn, Jr.” Cover also bears a May 24, 1962, Patrick Air Force Base postmark. In fine condition. Pre-certified Steve Zarelli and RR Auction COA.
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