Three items: a "Flight Data Fire Workbook, FDF 2102," published by NASA's Training Integration Branch "for training purposes only," 50 pages, August 24, 1981, explaining the Flight Data File terminology as well as the types of material and documentation contained therein, such as checklists, timelines, malfunction and data books, and other specialized material such as locations within the spacecraft; a spiral-bound plastic "Orbiter Wire Calculator," used to determine wire gauged throughout the Orbiter; and a staple-bound press kit for "Space Shuttle Mission 51-F," which flew the second Spacelab module. In overall fine condition.