Agusta was an Italian helicopter manufacturer.
The Bell 47 is a single rotor single engine light helicopter manufactured by Bell Helicopter.
Filippo Zappata (6 July 1894 – 30 August 1994) was an Italian engineer and aircraft designer.
A helicopter is a type of rotorcraft in which lift and thrust are supplied by rotors.
The Turbomeca Astazou is a highly successful series of turboprop and turboshaft engines, first run in 1957.
A turboshaft engine is a form of gas turbine that is optimized to produce shaft power rather than jet thrust.