Three limited edition Apollo-Soyuz crew patches, originating from Deke Slayton’s personal collection. The patches measure almost five inches in diameter, with the initials of “D.K.S.,” “V.D.B.,” and “T.P.S.,” embroidered along the bottom edge of each patch respectively. Accompanied by a 2006 certificate of authenticity for one patch, although all three originate from Slayton’s collection, signed by his wife Bobbie, stating the patch “was limited in edition and has been stored in his safe deposit box since 1975.” RRAuction COA.