Buzz Aldrin (American astronaut, and second person to walk on the moon), Apollo 11-Flown Kapton foil piece, affixed to a Buzz Aldrin typed letter signed 'attesting to the authenticity of the piece'. The small reflective square of Kapton Foil is secured behind a 1 inch transparent square, the printed details giving full history and date July 20, 1969 being the day when Neil Armstrong and Buzz Aldrin were the first two human beings in history to walk on the moon. Signed.