Secret Early Aircraft Projects

Post thread
Unbuilt and cancelled aviation projects prior to 1945. Designs that never made it into production.
hesham
The Piaggio Projects
2
Replies
41
Views
20K
hesham
hesham
Antonio
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US Piston Engined Fighter Projects
2
Replies
58
Views
68K
Stargazer
Stargazer
Stargazer
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Unidentified 1921 (Dornier?) flying boat project
Replies
10
Views
951
Silencer1
S
C
Boeing Model 307 Stratoliner Design Concepts
Replies
27
Views
12K
iverson
I
T
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Loire-Nieuport LN.40/411 information
Replies
26
Views
3K
Tim52413
T
hesham
General Development Co. twin boom heavy transport aircraft
2
Replies
41
Views
20K
hesham
hesham
Stargazer
Stout's post-Ford-era projects
Replies
26
Views
9K
Foo Fighter
Foo Fighter
hesham
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Republic P-47, Pre-Projects, Prototypes & Projects
2
Replies
54
Views
27K
henshao
H
J
Flettner Fl 339
Replies
11
Views
7K
XtraSaltee
XtraSaltee
hesham
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Identification of an (Italian ?) Aircraft, Please
Replies
11
Views
942
Deleted member 4286
D
C
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Consolidated-Vultee Flying Boat Projects
Replies
22
Views
14K
Deleted member 4286
D
hesham
Vultee Aircraft Projects
Replies
23
Views
8K
Stargazer
Stargazer
hesham
    • Like
Super Clippers for Pan Am (1938)
2
Replies
59
Views
27K
Deleted member 4286
D
P
Miles training aircraft
Replies
23
Views
6K
Hood
Hood
A
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Rocket Aircraft projects by Tsander / Zander
Replies
8
Views
4K
klem
klem
blockhaj
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Götaverken GP 9 (P 9B)
Replies
3
Views
1K
blockhaj
blockhaj
J
    • Like
Unidentified German single-seat biplane "Schwalbe"
Replies
11
Views
1K
Silencer1
S
hesham
British B.12/36 Heavy Bomber Competition ?
Replies
31
Views
11K
hesham
hesham
hesham
Farman and SNCAC Projects
2 3
Replies
92
Views
36K
Deleted member 4286
D
Maveric
German uknown projects
Replies
17
Views
5K
richard B
richard B
kiradog
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Blohm und Voss P.200 Transocean Seaplane Project
Replies
20
Views
14K
Deleted member 4286
D
A
Bloch unbuilt designs and prototypes
2 3 4 5
Replies
170
Views
88K
Aeroweanie
Aeroweanie
hesham
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    • Love
Douglas DC-5 Bomber Project
Replies
10
Views
3K
juanT
J
Apteryx
Bloch MB-157
Replies
25
Views
16K
PhR
P
E
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Ricci Bros Projects: between the aerial motorcycle and the flying transatlantic
2
Replies
45
Views
23K
Stargazer
Stargazer
hesham
Davis "Manta"
2
Replies
64
Views
31K
hesham
hesham
J
    • Like
Unidentified aircraft, possibly interwar period and powered by an unusual 7 cylinder radial
Replies
2
Views
748
jcf
J
hesham
    • Like
  • Locked
Various Italian aircraft
2 3 4
Replies
159
Views
57K
overscan (PaulMM)
overscan (PaulMM)
hesham
    • Like
Reggiane Profile Drawings Aircraft
Replies
10
Views
2K
hesham
hesham
hesham
Lioré et Olivier (LeO) Prototypes & Projects
2
Replies
61
Views
26K
hesham
hesham
J
    • Like
SNCASE (Sud-Est) SE.400
Replies
4
Views
5K
PhR
P
Antonio
CAC CA-15 original design
Replies
37
Views
19K
TsrJoe
TsrJoe
Maveric
Savoia-Marchetti project
Replies
23
Views
20K
Deleted member 4286
D
F
Douglas XB-31
2 3
Replies
94
Views
39K
ACResearcher
A
S
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J W Dunne projects
2 3
Replies
99
Views
24K
red admiral
red admiral
blackkite
    • Like
Chantiers Aéronavals Romano R-120 4-seat bomber aircraft
Replies
1
Views
2K
PhR
P
T
Bloch MB VII
Replies
18
Views
9K
PhR
P
hesham
Various SNCASO (Sud-Ouest) Projects and Prototypes
Replies
26
Views
16K
PhR
P
R
layout of pre-Piaggio P.108 project
Replies
15
Views
11K
Archibald
A
hesham
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Charles H. Babb Transport Projects
Replies
9
Views
2K
Stargazer
Stargazer
D
    • Like
Unknown US military propeller aircraft projects
Replies
32
Views
16K
Apophenia
Apophenia
mrys
Messerschmitt P.1112S/2
Replies
21
Views
11K
Airborne2001
Airborne2001
hesham
Russian Airplane to Run on Hydrogen From Air (1929)
Replies
15
Views
3K
Nik
Nik
hesham
Amiot Projects & Prototypes
2 3
Replies
96
Views
43K
Tim52413
T
hesham
    • Like
Perry Helicopter of 1923
Replies
4
Views
2K
southwestforests
southwestforests
hesham
    • Like
AGO Flugzeugwerke GmbH - Projects until 1919
2
Replies
73
Views
25K
Maveric
Maveric
hesham
RWD Projects
Replies
10
Views
7K
Kazik.R
Kazik.R
hesham
AEG Projects
2
Replies
61
Views
19K
hesham
hesham
J
Thomas and Thomas-Morse projects
Replies
10
Views
3K
Stargazer
Stargazer
hesham
    • Like
North American/General Aviation GA-38X transport aircraft
Replies
15
Views
8K
hesham
hesham
hesham
Question About Some Blackburn Projects
Replies
20
Views
2K
riggerrob
R
J
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Fairchild T-943
Replies
3
Views
815
riggerrob
R
hesham
    • Like
James V. Martin Aircraft and Projects
Replies
30
Views
13K
Stargazer
Stargazer
Antonio
Marcel Riffard projects
Replies
24
Views
11K
hesham
hesham
H
    • Like
Hungarian Tu-2 Túzok (high caliber gun modification)
Replies
8
Views
1K
Zizi6785
Zizi6785
Maveric
    • Like
Westland aircraft projects
2
Replies
72
Views
34K
Arjen
Arjen
Stargazer
    • Like
Antoine Odier's & Gustave Bessière's « Clinogyre » (1932)
Replies
8
Views
7K
Stargazer
Stargazer
Jemiba
Guerchais and Guerchais-Roche projects
Replies
21
Views
12K
Stargazer
Stargazer
hesham
    • Like
Early Consolidated XB-24 concept
Replies
23
Views
10K
Stargazer
Stargazer
hesham
Various Caudron Prototypes & Projects
2 3
Replies
104
Views
47K
hesham
hesham
hesham
    • Like
Bellanca Airplane Projects
Replies
32
Views
4K
Stargazer
Stargazer
O
Savoia Marchetti SM95b: the enigmatic case of the defensive armament.
Replies
3
Views
705
archipeppe
archipeppe
hesham
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Rocket & Ramjet Powered Aircraft
Replies
29
Views
10K
hesham
hesham
hesham
    • Like
Junkers Projects and Prototypes until 1918
Replies
23
Views
7K
hesham
hesham
Stargazer
    • Like
Längsschnitt LE 30
Replies
4
Views
685
Jemiba
Jemiba
hesham
Direzione Costruzioni Aircraft and Projects ?
Replies
22
Views
5K
Apophenia
Apophenia
M
    • Wow
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Mitsubishi A3M
Replies
5
Views
1K
blackkite
blackkite
Stargazer
    • Like
    • Love
"Characteristics and Performance of British/French Airplanes" (Wright Field Materiel Div., 1932)
Replies
0
Views
285
Stargazer
Stargazer
NinjaGamer_5
    • Like
Romanian Fighter projects of the 1930s and 40s
Replies
5
Views
1K
Apophenia
Apophenia
R
Junkers Projects and Prototypes of WW II
2 3
Replies
89
Views
33K
riggerrob
R
airman
Arado E.470 mentioned on classic publications Me 264
Replies
15
Views
9K
hesham
hesham
Stargazer
    • Like
Messerschmitt P 1107 and P 1108 long range jet bombers
Replies
27
Views
17K
hesham
hesham
hesham
    • Like
Polish Oderfeld Rocket or Jet Propelled Airplane of 1934 ?
Replies
1
Views
671
hesham
hesham
B
    • Like
Soviet heavy fighters (little-known OKB)
Replies
30
Views
22K
lancer21
L
Flitzer
    • Like
Focke-Wulf jet fighter
2 3
Replies
113
Views
44K
Stargazer
Stargazer
V
    • Like
R102 airship
Replies
16
Views
3K
Deleted member 4286
D
hesham
Various Russian Prototypes and Projects During & Pre-WW1
2 3 4
Replies
142
Views
32K
riggerrob
R
hesham
Cheranovsky (Cheranovskii) Aircraft and Designs
2 3
Replies
103
Views
58K
Stargazer
Stargazer
Pepe Rezende
Bristol 100 ton bomber
Replies
29
Views
15K
Anachronus
A
hesham
Great Lakes Prototypes & Projects
Replies
9
Views
2K
robunos
robunos
Pelzig
Mitsubishi Tozan
Replies
32
Views
13K
Stargazer
Stargazer
hesham
    • Like
Richard-Penhoët Aircraft and Projects
Replies
5
Views
2K
Stargazer
Stargazer
blackkite
    • Like
British specification C.16/28 Bomber-transport
Replies
9
Views
3K
Schneiderman
Schneiderman
hesham
    • Like
Fauvel Projects
2
Replies
75
Views
26K
hesham
hesham
hesham
    • Like
Italian Borghese Two-Seat Glider Seaplane
Replies
5
Views
3K
John Treble
J
hesham
    • Like
Dewoitine Projects & Prototypes
2
Replies
44
Views
21K
hesham
hesham
M
    • Like
Various Horten projects
2 3 4
Replies
131
Views
57K
sienar
sienar
T
    • Like
Blackburn naval torpedo/dive bomber projects
Replies
4
Views
2K
Schneiderman
Schneiderman
Jemiba
    • Like
Paulhan-Pillard / SPCA aircraft
Replies
31
Views
16K
hesham
hesham
hesham
French 1930 Colonial aircraft competition
Replies
11
Views
9K
hesham
hesham
Nick Sumner
Potez pre-1945 projects
2
Replies
55
Views
35K
hesham
hesham
hesham
    • Like
Guido Antoni Aircraft
Replies
1
Views
557
dan_inbox
dan_inbox
J
    • Like
Consolidated Vultee (Convair) XP-81
Replies
35
Views
8K
P-STICKNEY
P
hesham
    • Like
Polish Lesser Known Designers,Civil/Military Prototypes & Projects
2
Replies
70
Views
15K
hesham
hesham
GTX
    • Wow
P-61 related projects
Replies
21
Views
11K
Boomerang503
B
hesham
Messerschmitt Bf/Me 210/410 Projects, Prototypes & Derivatives
2
Replies
70
Views
17K
sienar
sienar
theponja
    • Like
Breda Tebaldi-Zari
Replies
24
Views
11K
hesham
hesham
hesham
    • Like
Romanian Lesser Known Airplanes and Designers
2 3
Replies
89
Views
13K
fortrena
F
R
Messerschmitt Me 321/323, pre- and follow-on projects (ZSO 523)
2
Replies
65
Views
46K
hesham
hesham
Stargazer
    • Like
    • Wow
Early Army Air Service tests of Martin Bomber carrying SE-5 detachable fuselage and parachute
Replies
2
Views
486
Stargazer
Stargazer
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