Four different flown swatches of material cut from one of the three ringsail main parachutes that slowed the Odyssey’s decent as it splashed down on the Pacific Ocean, with all four affixed to an informational sheet and certificate of authenticity from Ken Havekotte. Accompanied by a photocopied 1971 letter from a member of the Mechanical Systems Branch sending larger pieces which are reproduced along the bottom. RR Auction COA.