Here is where the documentary history becomes genuinely complicated.

The Skunk Works connection is real.

The work was advanced, technically demanding, and at the edge of what American engineering knew how to do.

But the specific nature of that work, the specific projects, the specific contributions of individual engineers and mathematicians within the unit — these details were, and in many cases remain, protected by classification.

The aircraft and systems the Skunk Works produced during the Cold War included some of the most technically sophisticated machines the United States had ever built.

They included reconnaissance aircraft that flew at altitudes and speeds that no Soviet interceptor could reach.