Frederick Brant Rentschler created the aircraft for which female aviator to first fly solo across the Atlantic Ocean?
Frederick Rentschler: Frederick Brant Rentschler (November 8, 1887 – April 25, 1956) was an American aircraft engine designer, aviation engineer, industrialist, and the founder of Pratt & Whitney Aircraft. Amelia Earhart: Amelia Mary Earhart ( , born July 24, 1897; disappeared July 2, 1937) was an American aviation pioneer and author. Amelia Earhart:  Earhart was the first female aviator to fly solo across the Atlantic Ocean.
i don't know