Secret Early Aircraft Projects

Post thread
Unbuilt and cancelled aviation projects prior to 1945. Designs that never made it into production.
klem
    • Like
Walden Aircrafts and projects.
Replies
5
Views
4K
hesham
hesham
hesham
G. F. Myers Helicopter Prototypes & Projects
Replies
7
Views
5K
Stargazer
Stargazer
hesham
Seversky Executive Airplane Projects
Replies
13
Views
9K
Deleted member 4286
D
hesham
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Seversky Stratosphere Fighter Project
Replies
25
Views
16K
hesham
hesham
hesham
Seversky/Republic Helicopter Design of 1945
Replies
1
Views
873
jcf
J
hesham
Sperry Triplane Bomber 1918
Replies
1
Views
873
Deleted member 4286
D
I
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Soviet gliding competitions from 1923 to 1940 years
Replies
11
Views
2K
publiusr
P
VictorXL188
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Koun Aircraft Dirigible Helicopter
Replies
6
Views
3K
Stargazer
Stargazer
R
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Stinston light twin prototype
Replies
6
Views
3K
Stargazer
Stargazer
novum
    • Wow
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  • Locked
Messerschmitt P 1073 with nuclear propulsion?
2 3
Replies
115
Views
11K
overscan (PaulMM)
overscan (PaulMM)
hesham
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Hitachi (Fukuda, Gasuden) HT-3 twin-engine high speed aircraft
Replies
16
Views
8K
Hafidz Rahman
Hafidz Rahman
novum
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Top secret aircraft developed in VA Pibrans by the Rolf Engel group called ROTT or Raketenotto
Replies
2
Views
1K
novum
novum
hesham
Vought early VE projects
Replies
5
Views
4K
Stargazer
Stargazer
Stargazer
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Unidentified 1921 (Dornier?) flying boat project
Replies
10
Views
2K
Silencer1
S
C
Boeing Model 307 Stratoliner Design Concepts
Replies
27
Views
15K
iverson
I
T
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Loire-Nieuport LN.40/411 information
Replies
26
Views
5K
Tim52413
T
J
Flettner Fl 339
Replies
11
Views
8K
XtraSaltee
XtraSaltee
hesham
    • Like
Identification of an (Italian ?) Aircraft, Please
Replies
11
Views
2K
Deleted member 4286
D
hesham
Vultee Aircraft Projects
Replies
23
Views
11K
Stargazer
Stargazer
P
Miles training aircraft
Replies
23
Views
8K
Hood
Hood
blockhaj
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Götaverken GP 9 (P 9B)
Replies
3
Views
3K
blockhaj
blockhaj
J
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Unidentified German single-seat biplane "Schwalbe"
Replies
11
Views
2K
Silencer1
S
Maveric
German uknown projects
Replies
17
Views
7K
richard B
richard B
kiradog
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Blohm und Voss P.200 Transocean Seaplane Project
Replies
20
Views
17K
Deleted member 4286
D
hesham
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    • Love
Douglas DC-5 Bomber Project
Replies
10
Views
4K
juanT
J
Apteryx
Bloch MB-157
Replies
25
Views
19K
PhR
P
E
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Ricci Bros Projects: between the aerial motorcycle and the flying transatlantic
2
Replies
45
Views
29K
Stargazer
Stargazer
J
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Unidentified aircraft, possibly interwar period and powered by an unusual 7 cylinder radial
Replies
2
Views
1K
jcf
J
hesham
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  • Locked
Various Italian aircraft
2 3 4
Replies
159
Views
74K
overscan (PaulMM)
overscan (PaulMM)
J
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SNCASE (Sud-Est) SE.400
Replies
4
Views
6K
PhR
P
Antonio
CAC CA-15 original design
Replies
37
Views
22K
TsrJoe
TsrJoe
F
Douglas XB-31
2 3
Replies
94
Views
46K
ACResearcher
A
blackkite
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Chantiers Aéronavals Romano R-120 4-seat bomber aircraft
Replies
1
Views
2K
PhR
P
T
Bloch MB VII
Replies
18
Views
10K
PhR
P
hesham
Various SNCASO (Sud-Ouest) Projects and Prototypes
Replies
26
Views
19K
PhR
P
R
layout of pre-Piaggio P.108 project
Replies
15
Views
12K
Archibald
A
D
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Unknown US military propeller aircraft projects
Replies
32
Views
19K
Apophenia
Apophenia
mrys
Messerschmitt P.1112S/2
Replies
21
Views
13K
Airborne2001
Airborne2001
hesham
Russian Airplane to Run on Hydrogen From Air (1929)
Replies
15
Views
4K
Nik
Nik
hesham
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Perry Helicopter of 1923
Replies
4
Views
3K
southwestforests
southwestforests
J
Thomas and Thomas-Morse projects
Replies
10
Views
4K
Stargazer
Stargazer
hesham
Question About Some Blackburn Projects
Replies
20
Views
3K
riggerrob
R
J
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Fairchild T-943
Replies
3
Views
2K
riggerrob
R
H
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Hungarian Tu-2 Túzok (high caliber gun modification)
Replies
8
Views
2K
Zizi6785
Zizi6785
Maveric
    • Like
Westland aircraft projects
2
Replies
72
Views
39K
Arjen
Arjen
hesham
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Junkers Projects and Prototypes until 1918
Replies
23
Views
9K
hesham
hesham
Stargazer
    • Like
Längsschnitt LE 30
Replies
4
Views
1K
Jemiba
Jemiba
hesham
Direzione Costruzioni Aircraft and Projects ?
Replies
22
Views
7K
Apophenia
Apophenia
M
    • Wow
    • Like
Mitsubishi A3M
Replies
5
Views
3K
blackkite
blackkite
Stargazer
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    • Love
"Characteristics and Performance of British/French Airplanes" (Wright Field Materiel Div., 1932)
Replies
0
Views
635
Stargazer
Stargazer
NinjaGamer_5
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Romanian Fighter projects of the 1930s and 40s
Replies
5
Views
3K
Apophenia
Apophenia
hesham
    • Like
Polish Oderfeld Rocket or Jet Propelled Airplane of 1934 ?
Replies
1
Views
1K
hesham
hesham
B
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Soviet heavy fighters (little-known OKB)
Replies
30
Views
25K
lancer21
L
V
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R102 airship
Replies
16
Views
5K
Deleted member 4286
D
Pelzig
Mitsubishi Tozan
Replies
32
Views
18K
Stargazer
Stargazer
hesham
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Albert Dessenis AD.1 "L'Espérance"
Replies
5
Views
484
Apophenia
Apophenia
blackkite
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British specification C.16/28 Bomber-transport
Replies
9
Views
5K
Schneiderman
Schneiderman
hesham
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Italian Borghese Two-Seat Glider Seaplane
Replies
5
Views
3K
John Treble
J
T
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Blackburn naval torpedo/dive bomber projects
Replies
4
Views
2K
Schneiderman
Schneiderman
hesham
French 1930 Colonial aircraft competition
Replies
11
Views
11K
hesham
hesham
Nick Sumner
Potez pre-1945 projects
2
Replies
55
Views
41K
hesham
hesham
theponja
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Breda Tebaldi-Zari
Replies
24
Views
14K
hesham
hesham
Stargazer
    • Like
    • Wow
Early Army Air Service tests of Martin Bomber carrying SE-5 detachable fuselage and parachute
Replies
2
Views
898
Stargazer
Stargazer
T
    • Like
Keystone monoplane bomber
Replies
20
Views
5K
Stargazer
Stargazer
hesham
Focke-Achgelis Fa 336
Replies
14
Views
17K
Stargazer
Stargazer
hesham
    • Like
Italian Triplane Flying Boat Project to ID
Replies
10
Views
3K
Apophenia
Apophenia
hesham
Garutti-Stoppani Monoplane ?
Replies
1
Views
1K
Apophenia
Apophenia
overscan (PaulMM)
    • Like
Consolidated Tailless Bomber
Replies
18
Views
12K
sienar
sienar
Boogey
Heinkel He 52.
Replies
7
Views
10K
Vliegerke
V
Stargazer
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Christopher AG-1 and Timm AG-2 assault gliders
Replies
4
Views
8K
Stargazer
Stargazer
Pelzig
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M. Poznanski's 1910 "Jet" Project
Replies
4
Views
4K
klem
klem
blackkite
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IJN Specification 12-Shi (E12/E13, Reconnaissance Seaplane, 1937)
Replies
25
Views
16K
zzy2001
Z
T
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Spitfire III
Replies
4
Views
2K
Justo Miranda
J
Pelzig
Jet Powered B-26?
Replies
27
Views
12K
LibraryTed
LibraryTed
G
Tokushu Choban Re-Go and early Japanese helicopter experiments
Replies
14
Views
8K
persil
persil
blackkite
    • Like
Kaibogikai KB flying boat
Replies
1
Views
6K
Stargazer
Stargazer
Stargazer
Waco Model B cabin monoplane
Replies
1
Views
3K
Stargazer
Stargazer
Stargazer
    • Like
    • Wow
Papin & Rouilly's "Gyropters" (and other monocopters)
Replies
27
Views
14K
ZacYates
ZacYates
S
Scroggs and The Last Laugh
Replies
20
Views
8K
El Hado Helado
E
J
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Bell Model 4
Replies
5
Views
6K
hesham
hesham
hesham
    • Like
Wedell-Williams Racer Aircraft
Replies
7
Views
3K
Sal1800
S
dan_inbox
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    • Wow
Florov-Isayev "Aircraft 4302" rocket-propelled prototype
Replies
10
Views
7K
Apteryx
Apteryx
kiradog
Blohm und Voss P.180
Replies
35
Views
16K
The Wooksta!
T
hesham
Ilyushin IL-4TK
Replies
4
Views
5K
Psy06
P
Maveric
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Douglas "DC-7" (commercial version of C-74 Globemaster)
Replies
16
Views
12K
hesham
hesham
hesham
    • Like
Caspar-Werke AG Prototypes & Projects
Replies
17
Views
10K
Apophenia
Apophenia
hesham
What Was This Floatplane Model ?
Replies
2
Views
1K
tallguy
T
Maveric
Need help for C.N.N.A. projects
Replies
17
Views
10K
shina-chan
shina-chan
A
Douglas DB Project Numbers
Replies
10
Views
3K
lark
L
W
AGO 1930`s projects
Replies
33
Views
12K
hesham
hesham
hesham
Soldenhoff Real Aircraft and Projects
Replies
30
Views
11K
riggerrob
R
P
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Boulton Paul 'Dumbell' 'turret'
Replies
5
Views
2K
Hood
Hood
T
Albessard projects
Replies
35
Views
15K
hesham
hesham
P
    • Like
Spec 27/24 and the Boulton Paul Bittern
Replies
7
Views
2K
PMN1
P
hesham
FVA Early Canard Aircraft and Projects from Germany
Replies
9
Views
6K
Apophenia
Apophenia
C
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BV 141 Lateral Artificial Stability
Replies
6
Views
5K
HoHun
H
Antonio
Grumman unbuilt pre-1945 fighter designs
Replies
8
Views
9K
hesham
hesham
J
Any dimensional or powerplant data for the Hafner P.D.6?...
Replies
6
Views
6K
TsrJoe
TsrJoe
T
Australian production of Bellanca 28-90?
Replies
4
Views
2K
VictorXL188
VictorXL188
hesham
Asymmetric aircraft drawings from Flight 1942
Replies
5
Views
7K
richard B
richard B
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