The photos in this edition are black and white.
Although no longer operational, A-12s and SR-71s flew for nearly three decades at speeds in excess.
They have set numerous world speed and altitude records for manned aircraft powered by air-breathing engines that theoretically may never be broken.
Still the world\'s most popular and most exciting aircraft, the Lockheed family of A-12, YF-12, D-21/M-21, and Sr-71 Blackbirds are to this day the highest-performance jet-powered airplanes ever flown.
The photos in this edition are black and white