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91 votes
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What is the make and model of this biplane?

It's a De Havilland DH.83 Fox Moth Source Wikipedia. Photographer: Chris Finney With a bit of image contrast and brightness modification, the registration can be read on the underside of the wing: ...
DeltaLima's user avatar
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58 votes
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Has a commercial or military jet bi-plane ever been manufactured?

Yes I present to you, the Belphegor, a jet powered, crop-dusting, biplane. I think I need not say that this is a Soviet Bloc design, from Poland in particular. Note the braces between the wings ...
AEhere supports Monica's user avatar
46 votes
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Was the Space Shuttle aerodynamically neutral while piggybacking, or did the combination act like a giant biplane?

This podcast with one of the pilots answers just about every question on the shuttle carrier you could have and it's worth a full listen. But to cover the flight dynamics, I would skip to 50:33 ...
Dave's user avatar
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43 votes

Why do most biplanes have their top wing slightly forward of the lower wing?

Placing the top wing ahead of the bottom wing in biplanes is called (positive) stagger. It is mostly used in small biplanes and improves pilot vision. In order to accommodate a variation of pilot ...
Peter Kämpf's user avatar
43 votes

Has a commercial or military jet bi-plane ever been manufactured?

A military jet-powered biplane was the I-153DM Chaika, which was adapted by strapping a couple of ramjets underneath each wing. (DM = Dopolnityelnyi Motor – supplementary engine). picture source The ...
Party Ark's user avatar
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42 votes

Can you identify this 1920s or 30s biplane?

I think this may be an Avro Avian. Wikipedia has a few different illustrations of this (more on Commons) but several types have the pronounced bump of an intake over the propellor; in particular, this ...
Andrew is gone's user avatar
38 votes
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What is this strut in biplane rigging, attached only to wires, not bearing any load?

It's just a stick set between the flying and landing wires (the "wires" are actually solid stainless steel rods with an almond cross section for streamlining - they are VERY expensive). ...
John K's user avatar
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24 votes
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Can anyone identify this biplane from a TV show?

My vote would be a Waco UPF-7 without the engine cowl: Source: American Power Museum Looks like the one in the OP post has a different engine in it or at least a relocated cooler, but the struts and ...
Ron Beyer's user avatar
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23 votes

What is this RAF biplane, and where was the photo taken (possibly in the 1920s)?

I believe the plane is an Airco DH-9A. https://en.wikipedia.org/wiki/Airco_DH.9A#Interwar_RAF_service The location may be Iraq. It looks like the RAF 55(B) Squadron: https://en.wikipedia.org/wiki/No....
Řídící's user avatar
  • 2,516
21 votes

What is this biplane?

Blackburn T.5 Ripon The Blackburn T.5 Ripon was a British carrier-based torpedo bomber and reconnaissance biplane which first flew in 1926. It was used by the Fleet Air Arm as a torpedo bomber from ...
Mike Sowsun's user avatar
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21 votes
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What are the disadvantages of a delta wing biplane design?

The main benefit of biplanes is that the lift can be distributed across both wings. This provides more lift with less wingspan and places less load on each wing. Less load means the materials can have ...
fooot's user avatar
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20 votes

Why are/were there almost no tricycle-gear biplanes?

It is a bit more than a coincidence. You might also ask why there are so few biplanes with retractable landing gear. The reason is similar. Biplanes are propeller-driven (except for this one), and in ...
Peter Kämpf's user avatar
19 votes

Why does wingwalking use only biplanes?

3 reasons: The really obvious one; biplanes had the interplane structural network to hang on to when doing the wing walking. It's a heck of a lot safer for the wing walker. Even today, most of the ...
John K's user avatar
  • 132k
19 votes
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Help ID a biplane my Dad flew as a late 1920's barnstormer

This is a 1924 Martin 70 Commercial G-CAVE. It was an unsuccessful aircraft from the Glenn L. Martin Company, only two or three being built. G-CAVE started life as NC2545 (manufacturer serial no.96), ...
Party Ark's user avatar
  • 13.6k
18 votes

Can someone identify this biplane?

It is a British Airco DH9A light bomber. Some more info: According to an RAF database, this particular aircraft with registration E848 served in RAF No. 27 and No. 30 squadrons. Both of these ...
Cooper's user avatar
  • 2,365
15 votes

Can anyone identify this crashed Swallow biplane?

The report: Aircraft Accidents: Letter from the Acting Secretary of Commerce Transmitting, in Response to Senate Resolution No. 206, Information on Aircraft Accidents which Have Occured Between the ...
DeltaLima's user avatar
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14 votes
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Identify this USAAF biplane

That is a Douglas O-38E, with sliding cockpit windows and rounded tail. The tail on the right of the picture is also a Douglas O-38, but another version (standard, B,C & F had such tails) Source: ...
DeltaLima's user avatar
  • 83.5k
14 votes

Can anyone identify this biplane with distinct wind screen?

Looking at the ..S Inc above the number 26, it seems that the operator is likely National Parks Airways Inc. / US Mail Contract Air Mail Route 26, (more info). Your picture looks like this Stearman ...
DeltaLima's user avatar
  • 83.5k
13 votes

Why do most biplanes have their top wing slightly forward of the lower wing?

It's called a staggered wing and is done to reduce aerodynamic interference between wings in certain circumstances. A wing with positive (forward) stagger is most common because it improves both ...
MadMarky's user avatar
  • 669
12 votes

Help identifying my great grandfather’s biplane

This aircraft is an Alexander Eaglerock A-4 registration NC701H built in 1929 by the Alexander Aircraft Company There's not much information about this exact aircraft, but the same type features in a ...
Party Ark's user avatar
  • 13.6k
11 votes

Can you identify this plane from 1920 and prior vintage?

I'm pretty sure that this is a Lincoln PT, part of the Lincoln Page PT series, although the PT/PT-K was in the late 20's and early 30's: Source: Wikimedia Commons You can read about it from EAA: ...
Ron Beyer's user avatar
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11 votes
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Would biplanes be of use in VSTOL applications? What is the down side to biplanes? ex. Bush Pilots or VSTOL competitions

You're quite right in not doubting the capabilities of biplanes, like Curtiss Pitts with the fully aerobatic Pitts Special. Aerodynamically, the classic biplane has many disadvantages, with drag ...
Koyovis's user avatar
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11 votes
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What biplane is this a model of?

The plane is probably modelled after both a Sopwith Snipe and a Sopwith Camel. Look at the cutout of the wing above the pilot's seat. It's rectangular as on the Snipe, not a semicircle as on the Camel....
jjack's user avatar
  • 354
11 votes
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Can anyone help identify this old 1930s plane?

That is the Boulton & Paul Overstrand. A twin-engine biplane medium bomber, built for the Royal Air Force of the United Kindom starting from 1933. The last one was already retired in 1941. ...
bogl's user avatar
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10 votes

What is this RAF biplane, and where was the photo taken (possibly in the 1920s)?

Airco DH.9A. It served during 1920-1931 in the Middle East and India. Same prop, prop hub, radiator, wing struts, dihedral, exhaust stacks. I couldn't identify the thing hanging from the top right ...
Camille Goudeseune's user avatar
9 votes

Can anyone identify this pusher biplane?

It looks like a Farman Aviation Works design but many builders copied the Farman designs. Most Farman aircraft had straight boxed struts but some had staggered wings and slanted struts: Maurice ...
Mike Sowsun's user avatar
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