[FLOWN CHECKLIST PAGE]. Apollo 11, LM-5, Lunar Surface Checklist. NASA/MSC, June 1969. A single sheet approx. 5.5 x 8 in. with page 27 and 28 from the checklist flown to the lunar surface. The page lists step-by-step procedures that Neil Armstrong and Buzz Aldrin used while inside the LM to prepare and wear the Portable Life Support System (PLSS) or space suit "backpack" prior to the first steps by men on the surface of the moon. Steps include pressure checks, strapping on lunar overshoes (boots), oxygen hose connections, and Remote Control Unit (RCU) connection procedures. INSCRIBED AND SIGNED BY BUZZ ALDRIN on page 27: "This page was flown to the lunar surface during Apollo XI, Buzz Aldrin". [With:] Typed letter signed by Buzz Aldrin. (2)