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 Decade: 1920-1929
 Collection: Technical Report Archive and Image Library
Performance of B. M. W. 185-Horsepower Airplane Engine
No Description digital.library.unt.edu/ark:/67531/metadc172405/
Mollier Chart of Properties of Ammonia, 1923
Mollier chart of properties of ammonia. digital.library.unt.edu/ark:/67531/metadc100680/
Strain Lines Developed by Compressive Tests on Structural Members of the Delaware River Bridge at the United States Bureau of Standards for the Delaware River Bridge Joint Commission
Strain lines illustrations from Delaware River Bridge. digital.library.unt.edu/ark:/67531/metadc100683/
Operation and Care of Vehicle-Type Batteries
Manual for operation and care of storage batteries for use in Army depots. digital.library.unt.edu/ark:/67531/metadc100735/
Analyses of Virginia Coals
Report containing several articles discussing coal in the state of Virginia. These articles cover geographic deposition of coal, coal production, mining methods, and analyses of coal samples. Index begins on page 71. digital.library.unt.edu/ark:/67531/metadc100833/
Permissible Explosives, Mining Equipment, and Apparatus Approved Prior to January 1, 1924
Report documenting mining explosives, equipment, and breathing apparatuses approved by the United States Bureau of Mines prior to January 1, 1924. digital.library.unt.edu/ark:/67531/metadc100834/
Morane-Saulnier 180 light airplane (French) : a single-seat training monoplane
Equipped with a 40 HP Salmson engine, it is a single seat parasol type construction. digital.library.unt.edu/ark:/67531/metadc279673/
Lift theory of supporting surfaces : second article
No Description digital.library.unt.edu/ark:/67531/metadc279655/
Nieuport-Delage 640 (French) : commercial high-wing monoplane
The Nieuport Delage 640 is a single engine commercial high-wing monoplane of all wood construction, including the fuselage and tail. It's landing gear is hinged in two parts. digital.library.unt.edu/ark:/67531/metadc279648/
Liore-Olivier airplane : type 12 night-bomber or type 20 commercial
No Description digital.library.unt.edu/ark:/67531/metadc279601/
The A.N.E.C. IV "Missel Thrush" light airplane
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. digital.library.unt.edu/ark:/67531/metadc279637/
The De Havilland 61 "Canberra" (British) : a 6-8 passenger airplane
Made for an Australian buyer, the Canberra is capable of carrying a payload of 1900 lbs. with a top speed of 126 M.P.H. At 105-110 M.P.H. it has a range of about 475 miles. It has a single Jupiter VI engine. digital.library.unt.edu/ark:/67531/metadc279646/
The Francois Villiers marine pursuit airplane
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. digital.library.unt.edu/ark:/67531/metadc279671/
The Westland IV commercial monoplane (British)three "Cirrus III" engine
No Description digital.library.unt.edu/ark:/67531/metadc279633/
The Short "Calcutta" : first British all-metal commercial seaplane
The Calcutta is a large seaplane, with seating for 16 and a payload of 3,400 pounds. digital.library.unt.edu/ark:/67531/metadc279641/
Bleriot-Spad 91 Airplane (French) : pursuit single-seater, type "Jockey"
This aircraft has announced a speed of 270 km per hour at 4000 m. It is of all metal construction. digital.library.unt.edu/ark:/67531/metadc279665/
The Saunders "Cutty Sark" commercial seaplane (British) : a high-wing monoplane flying boat
No Description digital.library.unt.edu/ark:/67531/metadc279627/
Effect of roughness on properties of airfoils
The first group of a large series of contemplated experiments on the effect of roughness was intended to show the effect of great roughness on airfoils of various sizes and attitudes. digital.library.unt.edu/ark:/67531/metadc279662/
Avia pursuit airplane B.H. 21
Built by the 'Czecho-Slovakian' aircraft factory, AVIA, the B.H. 21, has a top speed of 250 MPH, and carries 120 kg of gasoline and 20 kg of oil, giving it a radius of action of 600-650 km. It is equipped with a Hispano-Suiza engine capable of 300 HP. digital.library.unt.edu/ark:/67531/metadc279614/
Lockheed "Vega" airplane : a commercial cabin monoplane
The Vega is a high wing monoplane suitable for commercial purposes. It can seat 6 passengers or 100 cubic feet of cargo. digital.library.unt.edu/ark:/67531/metadc279670/
The Westland "Widgeon III" "Cirrus II: or "Genet II" engine
The Widgeon III is a parasol type monoplane. One of it's strongest features was the high degree of visibility available to the pilot. digital.library.unt.edu/ark:/67531/metadc279676/
The Mureaux "Brunet 3C2" pursuit airplane
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. digital.library.unt.edu/ark:/67531/metadc279649/
The Armstrong Whitworth "Starling" (British) : (single seat fighter)
No Description digital.library.unt.edu/ark:/67531/metadc279631/
The Supermarine "Southampton" seaplane : observation or bomber
Purchased for the British Air Ministry, the Southampton seaplane uses 2 Napier Lion engines and has a boat hull with outriggers mounted on the wings. It was designed as a military aircraft and can be easily converted to a bomber. digital.library.unt.edu/ark:/67531/metadc279585/
The Vickers "Vendace", a land or sea training biplane
No Description digital.library.unt.edu/ark:/67531/metadc279510/
Fiat C.R. 20 pursuit airplane
The Fiat C.R. 20 has an all metal frame covered with fireproof fabric, except for the area near the engines, which is covered in duraluminum. It is armed with 4 machine guns and is capable of 280 KPH. digital.library.unt.edu/ark:/67531/metadc279551/
Avimeta three-engine commercial monoplane : type A.V.M. 132
This is an all metal aircraft, including the wing coverings. Both the framework and the sheet-metal coverings are Alferium, made by Schneider Co. digital.library.unt.edu/ark:/67531/metadc279512/
The Morane Sauliner 222 airplane (French) : a single-seat pursuit monoplane
No Description digital.library.unt.edu/ark:/67531/metadc279520/
Vojenska-Smolik S.16 airplane : all-metal long-distance observation bi-plane
No Description digital.library.unt.edu/ark:/67531/metadc279538/
The Fairchild "all-purpose" cabin monoplane
The Fairchild "all-purpose" is a 4 seater with a large luggage compartment, good visibility, and can be configured for surveying work. It is rated at 200 HP. at 1800 R.P.M., but can deliver over 220 HP. digital.library.unt.edu/ark:/67531/metadc279506/
The Fokker "Trimotor F VII" commercial transport monoplane
Directly developed from the single engined type F VII ten passenger monoplanes, The Fokker Trimotor closely follows the commercial aircraft that preceded it. It has three Wright Whirlwind air-cooled engines, rated at 200 HP each. digital.library.unt.edu/ark:/67531/metadc279536/
Savoia seaplane S.55 : military or commercial
The S.55 is a two engine twin hull seaplane built by Societa Idrovolanti Alta Italia (Seaplane Company of Upper Italy). The S.55 (Santa Maria) is to be used for an around the world flight In 1927. It will have a useful load of 7,500 lbs. and a cruising speed of 100 MPH. digital.library.unt.edu/ark:/67531/metadc279584/
Wibault two-seat monoplane 8C2 : an all-metal pursuit and observation airplane
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. digital.library.unt.edu/ark:/67531/metadc279553/
The Boulton and Paul "Bugle" airplane : day bomber
The Bugle is a twin engine tractor biplane. It features two Jupiter engines and oleo-pneumatic landing gear. Its maximum speed is 120 MPH. digital.library.unt.edu/ark:/67531/metadc279580/
The Fokker "Universal" commercial airplane
Equipped with a Wright Whirlwind 200-230 H.P. Engine, the Universal can be configured with floats or wheels and seats 4-6 passengers. digital.library.unt.edu/ark:/67531/metadc279571/
Bleriot combat monoplane 127 (French)
The 127 is a cantilever monoplane without external bracing. It is designed to accompany and protect bombardment and observation aircraft. digital.library.unt.edu/ark:/67531/metadc279528/
The Handley Page "Hamlet"
The Hamlet is a three engine high wing monoplane of comparatively small size, fitted with three Bristol Lucifer series IV, engines of 130 HP. each, designed to carry a pilot and four passengers. digital.library.unt.edu/ark:/67531/metadc279591/
Caproni airplane Ca 73 (commercial) and Ca 73 ter (military)
The Caproni 73 is a biplane with medium thick wings, a rigid central section, and with each lateral extension forming a single cell and is powered by two 500 Isotta Fraschini "Asso" Engines. digital.library.unt.edu/ark:/67531/metadc279549/
The De Havilland "Moth"
Officially designated D.H. 60, De Havilland's Moth is a small, simply made, 770 lb. aircraft. It has had it's fittings reduced in number to assist in this, seats 2 (including pilot) and uses a Cirrus 60 HP. engine. digital.library.unt.edu/ark:/67531/metadc279568/
The Boeing mail airplane
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. digital.library.unt.edu/ark:/67531/metadc279540/
The transformation of heat in an engine
This report presents a thermodynamic basis for rating heat engines. The production of work by a heat engine rests on the operation of supplying heat, under favorable conditions, to a working fluid and then taking it away. digital.library.unt.edu/ark:/67531/metadc279532/
The Short S.7 "Mussel" : a training seaplane with 65 HP. "Cirrus" engine
No Description digital.library.unt.edu/ark:/67531/metadc279587/
Richard-Penhoet commercial seaplane
This is a multi-engine monoplane with a central hull and without external bracing. The trim of the seaplane on the water is assured by two wing floats, one on each side of the hull 9 m. from its axis. It has a total power of 2100 HP. from 5 air cooled Jupiter radial engines. digital.library.unt.edu/ark:/67531/metadc279534/
Nieuport-Delage Pursuit Airplane 48 C. 1. : "jockey" type
This is a light single-seat pursuit airplane with a tractor propeller actuated by a 12 cylinder V-type Hispano-Suiza engine giving 400 HP at 2000 R.P.M. This is a single winged aircraft capable of 273 km/h. digital.library.unt.edu/ark:/67531/metadc279524/
The Pitcairn "Mailwing" PA-5 : a single-seat commercial biplane
The Mailwing is a single seat biplane designed primarily for mail and express delivery. It has a cargo capacity of 500 to 600 lbs. digital.library.unt.edu/ark:/67531/metadc279590/
The Pander light biplane : a school two-seater with 45 HP Anzani engine
No Description digital.library.unt.edu/ark:/67531/metadc279563/
The Vickers "Vellore" (British) : a freight carrier which carries a load greater than its own weight?
The Vellore is a single engine biplane of all metal construction. It has a wing span of 76 feet and a loaded weight of 9,500 lbs. digital.library.unt.edu/ark:/67531/metadc279566/
The Armstrong-Whitworth "Argosy" : the latest three-engined commercial airplane
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. digital.library.unt.edu/ark:/67531/metadc279527/
Travel Air commercial airplane -- Type 5000
The 5000 is a semicantilever monoplane, closed cabin type, with pilot about in line with the leading edge of the wing and room for 4 passengers behind him. It is equipped with a Wright Whirlwind engine. digital.library.unt.edu/ark:/67531/metadc279542/
Stability of the parachute and helicopter
This report deals with an extension of the theory of stability in oscillation to the case of aircraft following a vertical trajectory, and particularly to the oscillations of parachutes. digital.library.unt.edu/ark:/67531/metadc279530/
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