Set of six bookmarks, five measuring 2.25 x 8.75 and one measuring 7.5 x 5.25, each containing a flown swatch of material from one of the Space Shuttle missions. Flown artifacts are payload bay liner from the Shuttle fleet, AFRSI blanket from Space Shuttle Challenger (STS-41G), Horse Collar Blanket from Space Shuttle Discovery (STS-42), payload bay liner from Space Shuttle Endeavour (STS-61), and two containing payload bay liner from Space Shuttle Atlantis (STS-71). In overall fine condition. RR Auction COA.