Bidspirit auction | Four Blackbird SR-71 pilots signed

Four Blackbird SR-71 pilots signed cover. Signed by SR-71 pilots Major C Machorek, Captain Harold B Adams, Major James V Sullivan and Major Noel F Widdefield of the USAF. Good condition. All autographs come with a Certificate of Authenticity. We combine postage on multiple winning lots and can ship worldwide. UK postage from £5.99, EU from £7.99, Rest of World from £9.99