ocr: LOCKHEED - BLACKBIRD II SR-71 The layout of the SR-TA high aititude strategic reconnatssance aircratf is umaye, with The engies mounred en the delta win9 ang twin Eanted fins en the angine nacelles, Carrying a crew of TUO in tandem, the aircraft can fy at UP to Mach 3 and a cejling of over 80,UUU FT- A variety of cameras and electronic. sensors are carred. The arcratt has been ins service with the USAF for aver 25 Jears. JISAHE FARF The. SR=71is powered by Twin Jrip reheareg trurbojets and has a wingspan pf s : and an overall Tength of 107 5 MM ( 1989 ( Source / Jane's )