| [Photo-ID: 11010] © Karsten Palt 2015-06-03 |
 | Douglas
YEA-3A Skywarrior [info]
United States Navy
Reg.: 130361 / W
c/n: 12 / 9262
|
| Pima Air and Space Museum [Tucson, AZ, USA] |
| [Photo-ID: 10932] © Karsten Palt 2015-06-03 |
 | Boeing
YC-14A
Reg.: 72-1873
c/n: P1
one of 2 built |
| Pima Air and Space Museum [Tucson, AZ, USA] |
| [Photo-ID: 10933] © Karsten Palt 2015-06-03 |
 | Boeing
YC-14A
Reg.: 72-1873
c/n: P1
one of 2 built |
| Pima Air and Space Museum [Tucson, AZ, USA] |
| [Photo-ID: 11371] © Karsten Palt 2015-06-01 |
 | Boeing
YC-14A
Reg.: 72-1874
c/n: P2
one of 2 built, retired 1980, Celebrity Row |
| AMARG - Boneyard [Tucson, AZ, USA] |
| [Photo-ID: 5464] © Karsten Palt 2012-01-11 |
 | Northrop
YC-125B Raider [info]
United States Air Force (USAF)
Reg.: 48-622
c/n: 2510
|
| National Museum of the United States Air Force [Dayton, Ohio / USA (Wright-Patterson AFB), USA] |
| [Photo-ID: 5463] © Karsten Palt 2012-01-11 |
 | Northrop
YC-125B Raider [info]
United States Air Force (USAF)
Reg.: 48-622
c/n: 2510
|
| National Museum of the United States Air Force [Dayton, Ohio / USA (Wright-Patterson AFB), USA] |
| [Photo-ID: 11170] © Karsten Palt 2015-06-03 |
 | Northrop
YC-125A Raider [info]
Reg.: XB-GEY
c/n: 2520
ex 48-0636, ex N2573B |
| Pima Air and Space Museum [Tucson, AZ, USA] |
| [Photo-ID: 11341] © Karsten Palt 2015-06-04 |
 | Northrop
YA-9A
United States Air Force (USAF)
Reg.: 71-1368
c/n: 02
one of 2 built |
| March Field Air Museum [Riverside, CA, USA] |
| [Photo-ID: 5379] © Karsten Palt 2012-01-11 |
 | Cessna
YA-37A [info]
United States Air Force (USAF)
Reg.: 62-5951
c/n: 40719
one of two prototypes YAT-37D |
| National Museum of the United States Air Force [Dayton, Ohio / USA (Wright-Patterson AFB), USA] |
| [Photo-ID: 1171] © Karsten Palt 2008-07-16 |
 | Bleriot
XXVII
Reg.: 433
|
| Royal Air Force Museum [London-Hendon, United Kingdom] |
| [Photo-ID: 10220] © Karsten Palt 2014-05-28 |
 | Bell Helicopter
XV-15
NASA
Reg.: N703NA
c/n: 0002
one of two builtexperimental tilt-rotor VTOL aircraft, built in 1977 |
| NASM Udvar Hazy Center [Chantilly, VA, USA] |
| [Photo-ID: 10221] © Karsten Palt 2014-05-28 |
 | Bell Helicopter
XV-15
NASA
Reg.: N703NA
c/n: 0002
one of two builtexperimental tilt-rotor VTOL aircraft, built in 1977 |
| NASM Udvar Hazy Center [Chantilly, VA, USA] |
| [Photo-ID: 10357] © Karsten Palt 2014-05-28 |
 | Sikorsky
XR-4C [info]
United States Army Air Forces (USAAF)
Reg.: 41-18874
c/n: 1
prototype, first Sikorsky R-4 built |
| NASM Udvar Hazy Center [Chantilly, VA, USA] |
| [Photo-ID: 10158] © Karsten Palt 2014-05-28 |
 | Lockheed
XP-80 Shooting Star [info]
United States Air Force (USAF)
Reg.: 44-83020
c/n: 140-1001
Lulu Belle, first prototype of the P-80 Shooting Star |
| National Air and Space Museum [Washington, DC, USA] |
| [Photo-ID: 10130] © Karsten Palt 2014-05-28 |
 | Bell
XP-59A Airacomet [info]
United States Army Air Forces (USAAF)
Reg.: 42-108784
the first XP-59A |
| National Air and Space Museum [Washington, DC, USA] |
| [Photo-ID: 12318] © Karsten Palt 2016-04-10 |
 | North American
XP-51 Mustang [info]
United States Army Air Forces (USAAF)
Reg.: 41-038
c/n: 73-3101
ex NX51NA, #4 production aircraft, built for the RAF (AG348) but taken over by USAAF |
| EAA AirVenture Museum [Oshkosh, WI, USA] |
| [Photo-ID: 12319] © Karsten Palt 2016-04-10 |
 | North American
XP-51 Mustang [info]
United States Army Air Forces (USAAF)
Reg.: 41-038
c/n: 73-3101
ex NX51NA, #4 production aircraft, built for the RAF (AG348) but taken over by USAAF |
| EAA AirVenture Museum [Oshkosh, WI, USA] |
| [Photo-ID: 10291] © Karsten Palt 2014-05-28 |
 | Kellett
XO-60
United States Army Air Forces (USAAF)
Reg.: 42-13610
|
| NASM Udvar Hazy Center [Chantilly, VA, USA] |
| [Photo-ID: 10472] © Karsten Palt 2014-06-08 |
 | Aero
XL-29 Delfin [info]
Czechoslovak Air Force
Reg.: OK-70
c/n: 02
2nd Prototype |
| Letecke Muzeum Kbely [Prague, Czech Republic] |
| [Photo-ID: 1751] © Karsten Palt 2009-04-03 |
 | Liberty
XL-2 [info]
Reg.: D-EUXL
|
| AERO Friedrichshafen 2009 [Friedrichshafen (EDNY / FDH), Germany] |
