This model is personally signed by Robert ?Bob? Gilliland. Gilliland made the first flight of the SR-71 in December 1964, taking the aircraft to Mach 1.5 and 50,000 feet altitude. He was the first and principal test pilot for the SR-71 Aircraft Series and the first pilot to achieve full envelope expansion of the speed and altitude in the SR-71. Certificate of Authenticity included.The Lockheed SR-71 "Blackbird" was an advanced, long-range, Mach 3+ strategic reconnaissance aircraft. Since 1976, it has held the world record for the fastest air-breathing manned aircraft, a record previously held by the YF-12.This handcrafted model is painstakingly built from Philippine mahogany by our skilled craftsmen with a wealth of detail and makes a great gift for any veteran, aviation enthusiast or history buff.