| |
|
Autogiro Company of America
|
93800 |
| |
|
Experimental Aircraft Association (EAA)
|
93801 |
| |
|
jet stream
|
93804 |
| |
|
Köröstárkány
|
93814 |
| |
|
VVER-1200
|
93816 |
| |
|
Piasecki PV-2
|
93821 |
| |
|
Pre-World Championship Grand Prix circuits
|
129411 |
| |
|
STOVL
|
129404 |
| |
|
Naval aviation technology
|
129395 |
| |
|
Types of take-off and landing
|
129396 |