Staple-bound NASA manual entitled “Preliminary Apollo 10 Flight Plan, AS-505 / CSM-106 / LM-4," 235 pages, 8 x 10.5, March 12, 1969, prepared by the Flight Planning Branch, Flight Crew Support Division of the Manned Spacecraft Center. The manual is comprised of five sections: general summaries and descriptions, maneuver update forms, detailed timeline, detailed test objectives, and consumables analysis. In fine condition, a small tear to left edge under rusted stale, and toning and slight wear to back cover.