Technology
Motor vehicles. Aeronautics. Astronautics
Aeronautics. Aeronautical engineering
Flying machines other than airplanes
Rotor aircraft
Helicopters
URI(s)
Codes
- TL716.5
Variants
- Technology--Motor vehicles. Aeronautics. Astronautics--Aeronautics. Aeronautical engineering--Flying machines other than airplanes--Rotor aircraft--Helicopters--Operation of helicopters
Broader Terms
Synthesized From Schedule
Instance Of
Scheme Membership(s)
Collection Membership(s)
Change Notes
- 1993-05-29: new
- 1996-05-28: revised
Alternate Formats