In which decade did Clement Melville Keys begin his career in the aviation industry?
1900s
1910s
1920s
1930s
Answer
Clement Melville Keys began his career in the aviation industry in the 1910s. He started as a financier and went on to establish several major aviation companies, contributing significantly to the growth of commercial aviation in America.
Clement Melville Keys Quiz Master Challenge: 22 Questions to Crown the Quiz Master