This lot includes: (1) NASA: 50 Years Of Exploration And Discovery Paperback Book. Goes into detail about NASA's history. With full color photos. (1) Columbia Reconstruction Hanger Walk Through. Originally only give to NASA employees and families of NASA employees after the Space Shuttle Columbia Diaster. (1) NASA Process Control "Gets Us There" Sticky-Notes. Originally given to NASA employees. (1) NASA Process Control "Gets Us There" Sticker. Originally given to NASA employees. (1) NASA Process Control "Gets Us There" Interactive CDROM. Originally given to NASA employees. For Windows based computers. (1) Letter from Loren Shriver about the interactive CDROM. All items are in a good, used condition (except for the sticker, CDROM and Sticky-Notes) with only wear on the book. Lot is approx 11 1/2" x 11 1/2".