FLOWN Gemini 12 Port Locking Clip Assembly. Approx. 3 in. long, 1 in. wide yellow nylon strap with part number SEA11100022, S/N 113 attached to a blue anodized metal clip, with PN 9113, and SN 103. The clip was used by Buzz Aldrin on his space walks during the Gemini 12 mission to secure oxygen lines on the Extravehicular Life Support System (ELSS) chest pack. These lines carried oxygen into and out of the Gemini space suit and controlled space suit pressure, ventilation, and carbon dioxide levels. [With:] Typed letter signed by Aldrin and an 11 x 17 inch photocopy of blue prints that list specifications and drawings of the clip. (3)