Only one SR-71C was built and it was nicknamed “The Bastard.” Here’s why.
“FUTURE NEVADA”
The interesting video in this post was filmed at Hill Air Force Base (AFB) in June 2016 and features “The Bastard,” SR-71C S/N 61-7981, the only C model Blackbird ever built and the last SR-71 to be manufactured. Given that the aircraft was a hybrid comprised of a functional engineering…
source