Category 1 is always the greatest level of hazard (that is, it is the most hazardous within that class). If Category 1 is further divided, Category 1A within the same hazard class is a greater hazard than category 1B. Category 2 within the same hazard class is more hazardous than category 3, and so on.
Correction: An earlier version of this story incorrectly stated that Charles Nungesser and Francois FranÃ§ois coli would have been the first pilots to make a nonstop transatlantic. Flight a pair Of british pilots made such a flight in. 1919
It would be impossible for Jimmy Doolittle to become the most famous pilot in a nation that also included Charles Lindbergh, but he tried. On September 4â5, 1922, Doolittle became the first man to fly across the United States in less than 24 hours. Nine years later he did it in less than 12. He was first to perform an outside loop and first to take off, fly, and land âblind,â using only instruments.