Thank you for looking, 
This recent find is from the Estate of a Retired NASA Aerospace Engineer who worked on Apollo through Space Shuttle Missions. He served as Project and Deputy Managers over multiple key programs including the Hubble Space Telescope receiving multiple Exceptional and Leadership Service Medals with one being for the Lunar Rover Vehicle/Skylab. This listing is for a Set of 2 NASA SPACE SHUTTLE STS-121 MISSION and INTERNATIONAL SPACE STATION BOOKS with one at the beginning of the "ISS" and one with STS 121 revisiting and Maintaining It - details below:
All items are in Excellent overall condition with some expected use, age and storage wear including some handwritten markings on at least one page (see picture 17) and the back side of the 2006 spiral bound book has some age spotting towards the bottom - see picture 5. Badge shown in last pictures is NOT included in the listing, but shown only for reference. Please see condition description and all pictures. To see more Vintage/Antique Collectibles from this Estate, other Estates and several Picks, just visit my Store Link and Thank You for Looking!!!