Follow topics and authors from this story to see more like this in your personalized homepage feed and to receive email updates.
This document has been published in the Federal Register. Use the PDF linked in the document sidebar for the official electronic format.
The X-1’s fuselage was designed to resemble a .50 caliber bullet—one of the only shapes known to have stable flight at supersonic speeds. The Bell X-1 hangs today from the ceiling of the National Air ...