1965 US ARMY TRAINING FILM
So you want to learn to fly a helicopter. Although it’s probably not the best idea to rely on YouTube videos as your sole source for training, this 1965 US Army Training Film is a great introduction to the basics on helicopter design, operation, and flight characteristics for a small military turbine helicopter. The civilian version is the Hughes 369 helicopter, often referred to as the H500 or MD500 model.
SOURCE: YouTube