The Bell 47, famously known from the TV show *M*A*S*H*, was initially developed by Arthur Young and became the first helicopter certified for civilian use in 1946. As the H-13 Sioux in the Korean War, ...

Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. Larry Bell gambled that a thriving market for personal helicopters would develop after World War II. If he could ...