Object Collection: Propulsion
- GE J31 Turbojet Engine, Cutaway, Motorized
- General Electric CF6-6 Turbofan Engine, Cutaway
- General Electric J79-GE-2 Turbojet Engine
- General Electric J85-GE-17A Turbojet Engine, Cutaway
- General Electric T31 (TG-100) Turboprop Engine, Cutaway
- Gnome Omega No. 1 Rotary Engine
- Hall-Scott A-1 In-line Engine
- Hamilton Standard Propeller, controllable-pitch, two-blade, metal, Ruth Nichols