Latest content added for UNT Digital Library Collection: National Advisory Committee for Aeronautics (NACA)https://digital.library.unt.edu/explore/collections/NACA/browse/?sort=creator&start=30&fq=untl_institution:UNTGD&fq=str_title_serial:NACA+Aircraft+Circulars2014-03-30T18:00:15-05:00UNT LibrariesThis is a custom feed for browsing UNT Digital Library Collection: National Advisory Committee for Aeronautics (NACA)The Focke-Wulf "G.L. 18" : Twin-Engine 150 HP. Commercial Airplane2011-11-17T22:13:23-06:00https://digital.library.unt.edu/ark:/67531/metadc65034/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc65034/"><img alt="The Focke-Wulf "G.L. 18" : Twin-Engine 150 HP. Commercial Airplane" title="The Focke-Wulf "G.L. 18" : Twin-Engine 150 HP. Commercial Airplane" src="https://digital.library.unt.edu/ark:/67531/metadc65034/small/"/></a></p><p>A small commercial airplane, the Focke-Wulf G.L. 18 has two engines (75 HP. Junker). It is a monoplane and the engines are wing mounted. Details of the engines, power, wings, ailerons, fuselage, empennage, landing gear, characteristics, drawings, and photographs are provided.</p>The Francois Villiers Marine Pursuit Airplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279671/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279671/"><img alt="The Francois Villiers Marine Pursuit Airplane" title="The Francois Villiers Marine Pursuit Airplane" src="https://digital.library.unt.edu/ark:/67531/metadc279671/small/"/></a></p><p>A traditional biplane design allows this craft to function with the speed and maneuverability necessary to perform as a pursuit aircraft while also being able to land on water. It featured retractable landing gear for water landings. It was powered with a 450 HP. Lorraine-Dietrich engine.</p>Lioré-Olivier Airplane: Type 12 Night-Bomber or Type 20 Commercial2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279601/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279601/"><img alt="Lioré-Olivier Airplane: Type 12 Night-Bomber or Type 20 Commercial" title="Lioré-Olivier Airplane: Type 12 Night-Bomber or Type 20 Commercial" src="https://digital.library.unt.edu/ark:/67531/metadc279601/small/"/></a></p><p>Report presenting a description of the Lioré-Olivier Type 12 night bomber, which can also be converted into the Type 20 commercial. A description of the cell of the wings, fuselage, power plant, landing gear, and flight characteristics is provided.</p>The Mureaux "Brunet 3C2" Pursuit Airplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279649/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279649/"><img alt="The Mureaux "Brunet 3C2" Pursuit Airplane" title="The Mureaux "Brunet 3C2" Pursuit Airplane" src="https://digital.library.unt.edu/ark:/67531/metadc279649/small/"/></a></p><p>Designed by Engineer Brunet, the 3C2 is an all metal monoplane with two engines and provision for six machine guns and 12 10 Kg. bombs. A description of the design, components, characteristics, flying qualities, drawings, and photographs are provided.</p>René Couzinet Monoplane (French)2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279578/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279578/"><img alt="René Couzinet Monoplane (French)" title="René Couzinet Monoplane (French)" src="https://digital.library.unt.edu/ark:/67531/metadc279578/small/"/></a></p><p>Having been designed as a long range aircraft, it carries 6200 liters of fuel and 280 liters of oil and has three propeller groups, each with a 180 HP Hispano-Suiza engine capable of 230 HP. Details of the design, wings, ailerons, fuselage, fuel tanks, landing gear, characteristics, performances, tests, drawings, and photographs are provided.</p>Wibault Two-Seat Monoplane 8C2: An All-Metal Pursuit and Observation Airplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279553/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279553/"><img alt="Wibault Two-Seat Monoplane 8C2: An All-Metal Pursuit and Observation Airplane" title="Wibault Two-Seat Monoplane 8C2: An All-Metal Pursuit and Observation Airplane" src="https://digital.library.unt.edu/ark:/67531/metadc279553/small/"/></a></p><p>Michel Wibault's two seat monoplane 8C2, is similar to the Parasol pursuit monoplane which preceded it. It has no perishable parts in its structure and needs no special storage or coverings. The sample aeroplane uses a 500 HP Hispano-Suiza engine but can accept a 400-600HP engine from a variety of manufacturers with little difficulty. It uses a two blade tractor propeller.</p>Blériot-Spad 91 Airplane (French): Pursuit Single-Seater, Type "Jockey"2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279665/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279665/"><img alt="Blériot-Spad 91 Airplane (French): Pursuit Single-Seater, Type "Jockey"" title="Blériot-Spad 91 Airplane (French): Pursuit Single-Seater, Type "Jockey"" src="https://digital.library.unt.edu/ark:/67531/metadc279665/small/"/></a></p><p>Report presenting a description of the design of the Blériot-Spad 91 airplane. This aircraft has announced a speed of 270 km per hour at 4000 m. It is of all metal construction.</p>Experiments on Drag of Revolving Disks, Cylinders and Streamline Rods at High Speeds2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279467/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279467/"><img alt="Experiments on Drag of Revolving Disks, Cylinders and Streamline Rods at High Speeds" title="Experiments on Drag of Revolving Disks, Cylinders and Streamline Rods at High Speeds" src="https://digital.library.unt.edu/ark:/67531/metadc279467/small/"/></a></p><p>Report presenting an experimental investigation concerned primarily with the extension of test data on the drag of revolving disks, cylinders, and streamline rods to high Mach numbers and Reynolds numbers. The tests generally confirm earlier theories and add in some new results. One of the primary findings of interest is that skin friction does not depend on Mach number.</p>Performance of an exhaust-gas "blowdown" turbine on a nine-cylinder radial engine2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279622/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279622/"><img alt="Performance of an exhaust-gas "blowdown" turbine on a nine-cylinder radial engine" title="Performance of an exhaust-gas "blowdown" turbine on a nine-cylinder radial engine" src="https://digital.library.unt.edu/ark:/67531/metadc279622/small/"/></a></p><p>Report presenting tests on an exhaust-gas turbine with four separate nozzle boxes each covering a 90 degree arc of the nozzle diaphragm and each connected to a pair of adjacent cylinders in a Pratt & Whitney R-1340-12 nine-cylinder radial engine. Results regarding the power output of the engine and turbine, effect of the turbine on engine power, turbine power output and speed characteristics, mean turbine efficiency, effect of the blowdown turbine on exhaust-gas temperature, and condition of the blowdown turbine after tests are provided.</p>The A. B. Flygindustri "K 37" (Swedish Junkers): A Low-Wing All-Metal Military Airplane2011-11-17T22:13:23-06:00https://digital.library.unt.edu/ark:/67531/metadc64629/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc64629/"><img alt="The A. B. Flygindustri "K 37" (Swedish Junkers): A Low-Wing All-Metal Military Airplane" title="The A. B. Flygindustri "K 37" (Swedish Junkers): A Low-Wing All-Metal Military Airplane" src="https://digital.library.unt.edu/ark:/67531/metadc64629/small/"/></a></p><p>Report discusses the characteristics of the K 37 all-metal long-wing monoplane and its use for long-distance scouting, as a day bomber, and as a heavy fighting airplane. Its engines, climbing capacity, action radius, bombing installation, fuselage, controls, and landing gear are explored in depth.</p>The A.N.E.C. IV "Missel Thrush" light airplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279637/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279637/"><img alt="The A.N.E.C. IV "Missel Thrush" light airplane" title="The A.N.E.C. IV "Missel Thrush" light airplane" src="https://digital.library.unt.edu/ark:/67531/metadc279637/small/"/></a></p><p>A product of the Air Navigation Engineering Co., the Missel Thrush is a light airplane suitable for private ownership. It is a two seat tractor fuselage biplane with single I interplane struts designed by J. Bewsher.</p>The Dewoitine D.332 Commercial Airplane (French): A Three-Engine All-Metal Low-Wing Monoplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279632/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279632/"><img alt="The Dewoitine D.332 Commercial Airplane (French): A Three-Engine All-Metal Low-Wing Monoplane" title="The Dewoitine D.332 Commercial Airplane (French): A Three-Engine All-Metal Low-Wing Monoplane" src="https://digital.library.unt.edu/ark:/67531/metadc279632/small/"/></a></p><p>Circular describing the Dewoitine D.332, which is a commercial three-engine all-metal low-wing monoplane form France. Details of the construction history, wing, fuselage, power plant, landing gear, characteristics, performance, drawings, and photographs are provided.</p>Savoia Marchetti "S 64" Airplane2011-11-17T22:13:23-06:00https://digital.library.unt.edu/ark:/67531/metadc65086/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc65086/"><img alt="Savoia Marchetti "S 64" Airplane" title="Savoia Marchetti "S 64" Airplane" src="https://digital.library.unt.edu/ark:/67531/metadc65086/small/"/></a></p><p>The S 64 is a large monoplane with an aspect ratio of 7. It has a cantilever wing made of a single piece, entirely of wood. The wing has three spars with a covering of plywood. The engine is mounted high over the wing's center. It was designed for long distance transatlantic flights.</p>Profile-Drag Coefficients of Conventional and Low-Drag Airfoils as Obtained in Flight2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279640/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279640/"><img alt="Profile-Drag Coefficients of Conventional and Low-Drag Airfoils as Obtained in Flight" title="Profile-Drag Coefficients of Conventional and Low-Drag Airfoils as Obtained in Flight" src="https://digital.library.unt.edu/ark:/67531/metadc279640/small/"/></a></p><p>"The results of flight investigations of the profile drag of several carefully finished conventional and low-drag airfoils are presented. The results indicated that in all cases lower profile-drag coefficients were obtained with the low-drag than with the conventional airfoils over the range of lift coefficient tested and that, for comparable conditions of lift coefficient and Reynolds number, the low-drag airfoils may have profile-drag coefficients which are at least 27 percent lower than the profile-drag coefficients of the conventional airfoils" (p.1).</p>Flight Investigation of Boundary-Layer Transition and Profile Drag of an Experimental Low-Drag Wing Installed on a Figher-Type Airplane2011-11-11T19:22:00-06:00https://digital.library.unt.edu/ark:/67531/metadc53367/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc53367/"><img alt="Flight Investigation of Boundary-Layer Transition and Profile Drag of an Experimental Low-Drag Wing Installed on a Figher-Type Airplane" title="Flight Investigation of Boundary-Layer Transition and Profile Drag of an Experimental Low-Drag Wing Installed on a Figher-Type Airplane" src="https://digital.library.unt.edu/ark:/67531/metadc53367/small/"/></a></p><p>Report presenting a boundary-layer-transition and profile-drag investigation conducted on an experimental low-drag wing installed on a P-47 airplane designated the XP-47F. Measurements were made at a section outside the propeller slipstream with smooth and with standard camouflage surfaces and on the upper surface of a section in the propeller slipstream with the surface smoothed. Results regarding the right wing section outside the slipstream and left wing section in the propeller slipstream are provided.</p>Determination of General Relations for the Behavior of Turbulent Boundary Layers2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279609/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279609/"><img alt="Determination of General Relations for the Behavior of Turbulent Boundary Layers" title="Determination of General Relations for the Behavior of Turbulent Boundary Layers" src="https://digital.library.unt.edu/ark:/67531/metadc279609/small/"/></a></p><p>Report presenting an analysis of data for turbulent boundary layers along wings and bodies of various shapes in order to determine the fundamental variables that control the development of turbulent boundary layers. Results indicate that the type of velocity distribution in the boundary layer could be expressed in terms of a single parameter.</p>The Airspeed "Courier" Commercial Airplane (British): A Low-Wing Cantilever Monoplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279579/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279579/"><img alt="The Airspeed "Courier" Commercial Airplane (British): A Low-Wing Cantilever Monoplane" title="The Airspeed "Courier" Commercial Airplane (British): A Low-Wing Cantilever Monoplane" src="https://digital.library.unt.edu/ark:/67531/metadc279579/small/"/></a></p><p>Circular presenting a description of the first British airplane with a retractable landing gear, which is a small and aerodynamically clean monoplane. A description of the design and flight characteristics is provided.</p>The Airspeed "Oxford" Training Airplane (British): A Two-Engine Cantilever Monoplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279537/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279537/"><img alt="The Airspeed "Oxford" Training Airplane (British): A Two-Engine Cantilever Monoplane" title="The Airspeed "Oxford" Training Airplane (British): A Two-Engine Cantilever Monoplane" src="https://digital.library.unt.edu/ark:/67531/metadc279537/small/"/></a></p><p>Circular describing the Airspeed A.S. 10 "Oxford", which is a twin-engine trainer with a variety of equipment, including propellers, landing gear, and other components.Details of the wings, fuselage, the inside, characteristics, performance, drawings, and photographs are provided.</p>The Albatros L 72A: A German Newspaper Carrier With Slotted Wings2011-11-17T22:13:23-06:00https://digital.library.unt.edu/ark:/67531/metadc61239/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc61239/"><img alt="The Albatros L 72A: A German Newspaper Carrier With Slotted Wings" title="The Albatros L 72A: A German Newspaper Carrier With Slotted Wings" src="https://digital.library.unt.edu/ark:/67531/metadc61239/small/"/></a></p><p>The Albatros 72A is a normal tractor biplane specifically designed to deliver newspapers by dropping them overboard in bundles for ground transport to pick up. It has a 42 ft. wingspan, and a 220 HP B.M.W. engine.</p>Albert TE-1 Training Airplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279464/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279464/"><img alt="Albert TE-1 Training Airplane" title="Albert TE-1 Training Airplane" src="https://digital.library.unt.edu/ark:/67531/metadc279464/small/"/></a></p><p>The TE-1 is designed for the economical training of pilots and is a single seat parasol cantilever monoplane. It is nearly entirely made of wood, using a 40 HP. air-cooled Salmson A.D. 9 engine, and weighs 255 kg empty.</p>All-Metal Junkers Airplane, Type F 132011-11-17T22:13:23-06:00https://digital.library.unt.edu/ark:/67531/metadc57541/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc57541/"><img alt="All-Metal Junkers Airplane, Type F 13" title="All-Metal Junkers Airplane, Type F 13" src="https://digital.library.unt.edu/ark:/67531/metadc57541/small/"/></a></p><p>Circular describing the all-metal Junkers airplane, specifically the F 13 type. The primary characteristics of the airplanes are the thick cantilever Junkers wing without stay-wires and the all-metal construction. A description of the design, flight characteristics, and some photographs are provided.</p>The Amiot 140 M Military Airplane (French): An All-Metal Multiplace High-Wing Monoplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279523/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279523/"><img alt="The Amiot 140 M Military Airplane (French): An All-Metal Multiplace High-Wing Monoplane" title="The Amiot 140 M Military Airplane (French): An All-Metal Multiplace High-Wing Monoplane" src="https://digital.library.unt.edu/ark:/67531/metadc279523/small/"/></a></p><p>Circular presenting the Amiot 140 M, which is the first of a series of airplanes that have been developed by a French aircraft manufacturer. A description of the design, dimensions, flight characteristics, blueprints, and photographs are provided.</p>The Amiot S.E.C.M. 110 C.1 : A Single-Seat Pursuit Monoplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279450/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279450/"><img alt="The Amiot S.E.C.M. 110 C.1 : A Single-Seat Pursuit Monoplane" title="The Amiot S.E.C.M. 110 C.1 : A Single-Seat Pursuit Monoplane" src="https://digital.library.unt.edu/ark:/67531/metadc279450/small/"/></a></p><p>Circular presenting a description of the Amiot S.E.C.M. 110 C.1, which is a single-seat pursuit monoplane. Some of the design principles that the aircraft was built from are provided. A description of the design, components, dimensions, flight characteristics, and photographs are provided.</p>Armstrong Whitworth 27 "Ensign" Commercial Airplane (British): An All-Metal High-Wing Monoplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279505/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279505/"><img alt="Armstrong Whitworth 27 "Ensign" Commercial Airplane (British): An All-Metal High-Wing Monoplane" title="Armstrong Whitworth 27 "Ensign" Commercial Airplane (British): An All-Metal High-Wing Monoplane" src="https://digital.library.unt.edu/ark:/67531/metadc279505/small/"/></a></p><p>Circular presenting a description of the Armstrong Whitworth monoplane, which is an all-metal, high-wing monoplane with landing gear that retracts into the wing-mounted engine nacelles. Details of the wings, wing spars, fuselage, controls, engines, speeds, drawings, and photographs are provided.</p>Armstrong-Whitworth A.W. 15 "Atlanta" Airplane (British): A Commercial Multiplace Cantilever Monoplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279455/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279455/"><img alt="Armstrong-Whitworth A.W. 15 "Atlanta" Airplane (British): A Commercial Multiplace Cantilever Monoplane" title="Armstrong-Whitworth A.W. 15 "Atlanta" Airplane (British): A Commercial Multiplace Cantilever Monoplane" src="https://digital.library.unt.edu/ark:/67531/metadc279455/small/"/></a></p><p>Circular describing the Armstrong Whitworth XV "Atalanta" airplane, which is a commercial multiplace cantilever monoplane. Details of the wings, landing gear, fuselage, control surfaces, structural design, wing, engine, characteristics, drawings, and photographs are provided.</p>The Armstrong Whitworth A.W. 16 Military Airplane (British): A Single-Seat Biplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279647/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279647/"><img alt="The Armstrong Whitworth A.W. 16 Military Airplane (British): A Single-Seat Biplane" title="The Armstrong Whitworth A.W. 16 Military Airplane (British): A Single-Seat Biplane" src="https://digital.library.unt.edu/ark:/67531/metadc279647/small/"/></a></p><p>Circular presenting a description of the A.W. XVI, which is a single-bay staggered biplane of metal construction with a clean external design. A description of the tail unit, control system, cockpit, fuselage, characteristics, performance, drawings, and photographs are provided.</p>The Armstrong-Whitworth "Argosy": The Latest Three-Engined Commercial Airplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279527/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279527/"><img alt="The Armstrong-Whitworth "Argosy": The Latest Three-Engined Commercial Airplane" title="The Armstrong-Whitworth "Argosy": The Latest Three-Engined Commercial Airplane" src="https://digital.library.unt.edu/ark:/67531/metadc279527/small/"/></a></p><p>Describes the utility of multi-engine aircraft with special regard to the Argosy, which will seat up to 20 passengers and who's engines turn out nearly 1200 HP. The Argosy had a top speed of 110 MPH, and a range of 400 miles.</p>The Armstrong Whitworth "Starling" (British) (Single Seat Fighter)2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279631/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279631/"><img alt="The Armstrong Whitworth "Starling" (British) (Single Seat Fighter)" title="The Armstrong Whitworth "Starling" (British) (Single Seat Fighter)" src="https://digital.library.unt.edu/ark:/67531/metadc279631/small/"/></a></p><p>Circular describing the Armstrong-Whitworth "Starling", which is a single seat fighter that can be used for day fighting and night fighting. Details of the wings, wing bracing, lift characteristics, construction, internal components, characteristics, drawings, and photographs are provided.</p>The Avia 51 Commercial Airplane (Czechoslovakian): A Cantilever High-Wing Monoplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279488/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279488/"><img alt="The Avia 51 Commercial Airplane (Czechoslovakian): A Cantilever High-Wing Monoplane" title="The Avia 51 Commercial Airplane (Czechoslovakian): A Cantilever High-Wing Monoplane" src="https://digital.library.unt.edu/ark:/67531/metadc279488/small/"/></a></p><p>Circular describing the Avia 51 commercial airplane, which is a Czechoslovakian cantilever high-wing monoplane with a fairly orthodox design. Details of the performance, construction, wing, ailerons, fuselage, landing gear, engines, characteristics, drawings, and photographs are provided.</p>"Avimeta" Three-Engine Commercial Monoplane: Type A.V.M. 1322014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279512/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279512/"><img alt=""Avimeta" Three-Engine Commercial Monoplane: Type A.V.M. 132" title=""Avimeta" Three-Engine Commercial Monoplane: Type A.V.M. 132" src="https://digital.library.unt.edu/ark:/67531/metadc279512/small/"/></a></p><p>This is an all metal aircraft, including the wing coverings. Both the framework and the sheet-metal coverings are Alferium, made by Schneider Co. A description of the wing, fuselage, landing gear, engines, fuel tanks, characteristics, drawings, and photographs are provided.</p>The Avro 627 "Mailplane" (English): A Single-Seat Biplane2011-11-17T22:13:23-06:00https://digital.library.unt.edu/ark:/67531/metadc64758/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc64758/"><img alt="The Avro 627 "Mailplane" (English): A Single-Seat Biplane" title="The Avro 627 "Mailplane" (English): A Single-Seat Biplane" src="https://digital.library.unt.edu/ark:/67531/metadc64758/small/"/></a></p><p>Circular describing the Avro 627 Hailplane, which is a single-seat biplane designed for delivering air mail. Details regarding the fuselage, wings, tail, landing gear, power installation, characteristics, performance, drawings, and photographs are provided.</p>The Avro 631 Training Airplane (British): A Two-Seat Light Biplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279489/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279489/"><img alt="The Avro 631 Training Airplane (British): A Two-Seat Light Biplane" title="The Avro 631 Training Airplane (British): A Two-Seat Light Biplane" src="https://digital.library.unt.edu/ark:/67531/metadc279489/small/"/></a></p><p>Circular describing the Avro 631 training airplane, which is a British two-seat light biplane that is meant to be affordable and small. Details regarding the wings, fuselage, tail unit, landing gear, power plant, accommodation, characteristics, performance, drawings, and photographs are provided.</p>Avro 642 Commercial Airplane (British): A High-Wing Cantilever Monoplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279586/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279586/"><img alt="Avro 642 Commercial Airplane (British): A High-Wing Cantilever Monoplane" title="Avro 642 Commercial Airplane (British): A High-Wing Cantilever Monoplane" src="https://digital.library.unt.edu/ark:/67531/metadc279586/small/"/></a></p><p>Circular describing the Avro 642, which is a mixed construction high-wing cantilever monoplane. Details of the engines, controls, interior, wings, cockpit, ailerons, landing gear, characteristics, performance, drawings, and photographs are provided.</p>The Avro "Anson" General-Purpose Airplane (British): A Two-Engine Low-Wing Cantilever Monoplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279573/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279573/"><img alt="The Avro "Anson" General-Purpose Airplane (British): A Two-Engine Low-Wing Cantilever Monoplane" title="The Avro "Anson" General-Purpose Airplane (British): A Two-Engine Low-Wing Cantilever Monoplane" src="https://digital.library.unt.edu/ark:/67531/metadc279573/small/"/></a></p><p>Circular describing the Avro Anson, which is a two-engine low-wing cantilever monoplane of the general-purpose type. Details regarding the wing, landing gear, controls, fuselage, pilot's equipment, power plant, armament, characteristics, performance, drawings, and photographs are provided.</p>The Avro "Avian" Airplane: 65 HP. Armstrong-Siddeley "Genet" Engine2011-11-17T22:13:23-06:00https://digital.library.unt.edu/ark:/67531/metadc62129/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc62129/"><img alt="The Avro "Avian" Airplane: 65 HP. Armstrong-Siddeley "Genet" Engine" title="The Avro "Avian" Airplane: 65 HP. Armstrong-Siddeley "Genet" Engine" src="https://digital.library.unt.edu/ark:/67531/metadc62129/small/"/></a></p><p>The Avro Avian, designed by Mr. Chadwick of A.V. Roe & Co., Ltd. has a very low structural weight (estimated at 750 lbs. empty) but with sufficient structural integrity to be eligible of an "Aerobatics" certificate from the British Air Ministry. It can be configured as a monoplane, or a biplane with seaplane floats. It is designed for economical production.</p>The Avro "Avian III" Airplane (British)2011-11-17T22:13:23-06:00https://digital.library.unt.edu/ark:/67531/metadc65061/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc65061/"><img alt="The Avro "Avian III" Airplane (British)" title="The Avro "Avian III" Airplane (British)" src="https://digital.library.unt.edu/ark:/67531/metadc65061/small/"/></a></p><p>The Avro Avian has a lift capacity of 828 lbs (including pilot). It is equipped with the Mark II A.D.C. Cirrus engine. Details regarding the fuselage, cockpits, controls, landing gear, wings, engines, characteristics, drawings, and photographs are provided.</p>The Avro "Commodore" Touring Airplane (British): A Cabin Biplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279593/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279593/"><img alt="The Avro "Commodore" Touring Airplane (British): A Cabin Biplane" title="The Avro "Commodore" Touring Airplane (British): A Cabin Biplane" src="https://digital.library.unt.edu/ark:/67531/metadc279593/small/"/></a></p><p>Circular describing the Avro Commodore, which is a cabin biplane of metal construction that is designed for comfort rather than performance. Details regarding the fuselage, wings, landing gear, controls, characteristics, drawings, and photographs are provided.</p>The Avro "Gosport," 504 R: A New Training Airplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279482/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279482/"><img alt="The Avro "Gosport," 504 R: A New Training Airplane" title="The Avro "Gosport," 504 R: A New Training Airplane" src="https://digital.library.unt.edu/ark:/67531/metadc279482/small/"/></a></p><p>Circular describing the Avro Gosport 504 R, which is a new training airplane that is lighter than other Avro training airplanes but is strong enough to withstand rough handling that may be encountered in training. Details of the fuselage, construction, ailerons, tail, struts, landing gear, fuel tanks, performance, characteristics, and photographs are provided.</p>The "Avro Trainer" Airplane (British): A Training Biplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279463/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279463/"><img alt="The "Avro Trainer" Airplane (British): A Training Biplane" title="The "Avro Trainer" Airplane (British): A Training Biplane" src="https://digital.library.unt.edu/ark:/67531/metadc279463/small/"/></a></p><p>Circular presenting a description of the Avro Trainer airplane, which is primarily intended for pilots in training and is designed to be easy to use, including large, comfortable cockpits, good view, effective windshields, and wide track. Details of the design, flight characteristics, drawings, and photographs are provided.</p>Baynes Bee Light Airplane (British): A Two-Seat High-Wing Monoplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279621/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279621/"><img alt="Baynes Bee Light Airplane (British): A Two-Seat High-Wing Monoplane" title="Baynes Bee Light Airplane (British): A Two-Seat High-Wing Monoplane" src="https://digital.library.unt.edu/ark:/67531/metadc279621/small/"/></a></p><p>Circular presenting a description of the Baynes Bee, which is a light two-seat high-wing monoplane. Details of its unique qualities, design, components, flying qualities, drawings, and photographs are provided.</p>The Bernard 20 C.1 (French): A Single-Seat Pursuit Monoplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279421/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279421/"><img alt="The Bernard 20 C.1 (French): A Single-Seat Pursuit Monoplane" title="The Bernard 20 C.1 (French): A Single-Seat Pursuit Monoplane" src="https://digital.library.unt.edu/ark:/67531/metadc279421/small/"/></a></p><p>Circular presenting a description of the Bernard 20 C.1, which is made of wood and has four main parts: a one-piece wing with a fuselage in the middle, a rear section with the tail surfaces, an engine mount, and a landing gear.</p>The Bernard 80 G.R. Long-Distance Airplane (French) : A Two-Place Cantilever Monoplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279659/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279659/"><img alt="The Bernard 80 G.R. Long-Distance Airplane (French) : A Two-Place Cantilever Monoplane" title="The Bernard 80 G.R. Long-Distance Airplane (French) : A Two-Place Cantilever Monoplane" src="https://digital.library.unt.edu/ark:/67531/metadc279659/small/"/></a></p><p>Circular presenting a description of the Bernard 80 aircraft. Details are provided on the body shape, wings, ribs, fuel requirements, and flight characteristics.</p>The Bernard 82 Military Airplane (French): A Long-Range Monoplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279677/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279677/"><img alt="The Bernard 82 Military Airplane (French): A Long-Range Monoplane" title="The Bernard 82 Military Airplane (French): A Long-Range Monoplane" src="https://digital.library.unt.edu/ark:/67531/metadc279677/small/"/></a></p><p>Circular presenting a description of the Bernard 82, which is a scaled-up version of the 80 G.R.; they have similar designs but the 82 has greater span and wing area, deeper chord, higher fuselage, and a thicker wing for the bombs. A description of some flight tests and characteristics is also provided.</p>The Blackburn "Bluebird" Mark IV (British): All-Metal Biplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279427/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279427/"><img alt="The Blackburn "Bluebird" Mark IV (British): All-Metal Biplane" title="The Blackburn "Bluebird" Mark IV (British): All-Metal Biplane" src="https://digital.library.unt.edu/ark:/67531/metadc279427/small/"/></a></p><p>Circular presenting a description of the Blackburn Bluebird Mark IV, which is an all-metal airplane. Details are provided regarding constructional features, the cockpit, the gasoline system, and the flight characteristics.</p>The Blackburn "Bluebird": Two-Seat Training and Sport Airplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279423/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279423/"><img alt="The Blackburn "Bluebird": Two-Seat Training and Sport Airplane" title="The Blackburn "Bluebird": Two-Seat Training and Sport Airplane" src="https://digital.library.unt.edu/ark:/67531/metadc279423/small/"/></a></p><p>The Bluebird is a two seat, side by side biplane, designed primarily for training and pleasure flying. A description of the construction and flight characteristics is provided.</p>The Blackburn "Sprat": A Training Airplane Convertible Into Landplane or Seaplane2011-11-17T22:13:23-06:00https://digital.library.unt.edu/ark:/67531/metadc61847/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc61847/"><img alt="The Blackburn "Sprat": A Training Airplane Convertible Into Landplane or Seaplane" title="The Blackburn "Sprat": A Training Airplane Convertible Into Landplane or Seaplane" src="https://digital.library.unt.edu/ark:/67531/metadc61847/small/"/></a></p><p>The Sprat is similar the Blackburn Swift and Dart models but is designed as a trainer. It is powered with a smaller 275 HP Rolls-Royce Falcon engine. It is a 2 seat biplane with equal sized upper and lower wings. It can quickly convert from a land to a seaplane.</p>The Bleriot 110 Airplane (French): A Long-Distance High-Wing Monoplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279624/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279624/"><img alt="The Bleriot 110 Airplane (French): A Long-Distance High-Wing Monoplane" title="The Bleriot 110 Airplane (French): A Long-Distance High-Wing Monoplane" src="https://digital.library.unt.edu/ark:/67531/metadc279624/small/"/></a></p><p>Circular presenting a description of the Bleriot 110 which is a long-distance airplane mainly distinguished by its fineness and lightness. Details of the fuselage, shape, wing, and power plant are provided.</p>The Bleriot 137 Military Airplane (French): A Twin-Engine Multiplace Monoplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279470/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279470/"><img alt="The Bleriot 137 Military Airplane (French): A Twin-Engine Multiplace Monoplane" title="The Bleriot 137 Military Airplane (French): A Twin-Engine Multiplace Monoplane" src="https://digital.library.unt.edu/ark:/67531/metadc279470/small/"/></a></p><p>Circular presenting a description of the Blériot 137, which is a metal modification of the Bléirot 127. A description of the crew, the equipment, firing tests of the guns, and flight characteristics are provided.</p>Blériot Combat Monoplane 127 (French)2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279528/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279528/"><img alt="Blériot Combat Monoplane 127 (French)" title="Blériot Combat Monoplane 127 (French)" src="https://digital.library.unt.edu/ark:/67531/metadc279528/small/"/></a></p><p>The 127 is a cantilever monoplane without external bracing. It is designed to accompany and protect bombardment and observation aircraft. Descriptions of the airfoil, fuselage, power plant, landing gears, and armament are provided.</p>The Boeing Mail Airplane2014-03-30T18:00:15-05:00https://digital.library.unt.edu/ark:/67531/metadc279540/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc279540/"><img alt="The Boeing Mail Airplane" title="The Boeing Mail Airplane" src="https://digital.library.unt.edu/ark:/67531/metadc279540/small/"/></a></p><p>The Boeing Mail Airplane is a biplane with cloth covered wings of wood and wire construction, a top speed of 130 MPH, and a fuel capacity of 100 gallons in two tanks.</p>