Neil Armstrong
Apollo 11 Commander (1930–2012)
Armstrong famously stopped signing autographs in 1994. The majority of Apollo 11 crew photos sent through the mail were signed by Autopen.
The WSS Space Suit Portrait Matrix
The standard NASA White Space Suit (WSS) portrait was almost exclusively signed via Autopen for fan requests. Authentic examples on this specific photo are rare and usually inscribed to specific individuals.