Two items: 1962 commemorative postal cover with a stamped cachet honoring Wally Schirra, signed in black ink, “J. H. Glenn, Jr.”; and a 1963 TLS on NASA letterhead, sending thanks, discussing his Friendship 7 mission, and mentioning Shepard, Grissom, and Carpenter, signed “J. H. Glenn, Jr.” In fine condition, with airmail label, light wrinkling, and paperclip stain to letter. COA Scott Cornish and R&R COA.