Back in the late 70s my dad was responsible for U-2 and SR-71 flights looking at the Warsaw Pact nations. Shortly after Y2K I bought a book for him for Christmas about U-2 and SR-71 operations in Europe. His eyes got huge when he saw it. "These pictures are classified." A different era for sure.
Last edited by LTCTerry; 10th Jul 2020 at 20:51.
Reason: Fixed a typo