Typed memo, signed by Dr. Audie Davis, sent to Slayton, one page, 8.5 x 11, July 11, 1977. Memo reads, in part: “Based upon our review of the information submitted, we are unable to establish your eligibility to hold an airman medical certificate at this time…Please ask your treating physician to submit a cardiovascular evaluation as outlined in the Federal Air Surgeon’s letter of March 13, 1972.” In very good condition, with scattered creases, wrinkles, and toning, and a small separation to one horizontal fold. Accompanied by one of Slayton’s EER System’s business cards. RRAuction COA.