Neil Armstrong Signed LetterAutographed letter from Neil Armstrong sent to a child by air mail. Complete with Air Mail envelope, on embossed University of Cincinnati paper. Reads: Best wishes to David Sparks, Neil Armstrong in blue ink. The envelope is date stamped Feb 28 75. In fine condition. Neil Armstrong (1930 2012 ) became the first man to walk on the moon during the Apollo 11 mission in 1969. A aerospace engineer, test pilot and university professor, he was dedicated to