This technical manual was designed to assist applicants preparing for the private, commercial, and flight instructor pilot certificates with a helicopter rating. The chapters outline general aerodynamics, aerodynamics of flight, loads and load factors, function of controls, other helicopter components and their functions, introduction to the helicopter flight manual, weight and balance, helicopter performance, some hazards of helicopter flight, precautionary measures and critical conditions, helicopter flight maneuvers, together with confined area, pinnacle, and ridgeline operations. There are numerous tables, diagrams, pictures, a glossary of helicopter terms, and references for further study included in this document. (KP)