I still believe there was access to alien technology to build the SR-71
Yes, totally alien!
They called it a “sliderule”!
Analog!!! Before it was cool.
16 posted on 09/14/2019 7:43:30 PM PDT by DUMBGRUNT
("The enemy has overrun us. We are blowing up everything. Vive la France!"Dien Bien Phu last message.)