One of the first pilots assigned to the X-15 flight research program at NASA's Flight Research Center. He made thirty flights in X-15s. Uncommon vintage glossy 5 x 8 photo of McKay posing alongside an X-15, signed in fountain pen. In fine condition. Pre-certified Scott Cornish and RRAuction COA.
This item is Pre-Certified by STEVE ZARELLI
Buy a third-party letter of authenticity for
(inquire for price)
*This item has been pre-certified by a trusted third-party authentication service, and by placing a bid on this item, you agree to accept the opinion of this authentication service. If you wish to have an opinion rendered by a different authenticator of your choosing, you must do so prior to your placing of any bid. RR Auction is not responsible for differing opinions submitted 30 days after the date of the sale.
