The History of the Helicopter
- 1952
- 20m
Following the birth of the helicopter, from the imagination of Leonardo da Vinci through the advent of helicopter technology in the early 1952.Following the birth of the helicopter, from the imagination of Leonardo da Vinci through the advent of helicopter technology in the early 1952.Following the birth of the helicopter, from the imagination of Leonardo da Vinci through the advent of helicopter technology in the early 1952.