” Other microprinting on the plane features “X-1” on the horizontal stabilizer of your plane in addition to a horizontal row of 3 “USPS” letters symbolizing the plane’s pitot tube.
The Bell XS-one https://janamdby745216.eedblog.com/29956543/the-fact-about-the-first-silver-coin-with-the-supersonic-plane-that-no-one-is-suggesting