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
May 20, 2011 06:00 AM. by findingDulcinea Staff. On May 20, 1932, Amelia Earhart took off from Newfoundland; she landed in Ireland nearly 15 hours later, becoming the first woman to fly solo across the Atlantic Ocean. Earhart Becomes Second Person to Fly Solo Across Atlantic