TLS, one page, 8 x 10.25, NASA letterhead, February 21, 1963. Letter of thanks to a supporter which originally accompanied a signed photo (not included). In part: “I wish to thank you for your very nice letter and for the clipping and sticker you sent with it. Letters such as yours are most gratifying and, I might add, an inspiration to me as I perform my new duties here in the manned space flight research program.” Scattered creasing, primarily to edges and corners, some scattered light foxing, and scattered toning, otherwise fine condition. Pre-certified Scott Cornish and RR Auction COA.