Consign Your Best Items with Lelands. We Also Pay Cash on the Spot! Learn More Here.
Textbook page, headlined by “Basic Equations and Parameters for Orbital Flight” is signed by the first man to walk on the moon, Neil Armstrong plus eight other history book worthy astronauts: Edgar Mitchell with added “Apollo 14”, Michael Collins, Walt Cunningham with added “Educational Material on Orbital Mechanics, Apollo 7”, Buzz Aldrin, Alan Bean, Richard Gordon, Stuart Roosa, & James Lovell with added “Apollo 8, 13.” The page displays a diagram of the Polar Plot of Normalized Distance and different equations on its verso. Ink signatures average a “9” grade out of a possible 10. Page itself is EX-MT. A great looking, rare collection of signatures, highlighted by one of the toughest signatures in the business, Neil Armstrong. LOA.
Other past auction items that may be of interest to you.