Browse TRAIL Inventories

An investigation of a thermal ice-prevention system for a twin-engine transport airplane

The NACA high-speed motion-picture camera optical compensation at 40,000 photographs per second

Determination of induced velocity in front of an inclined propeller by a magnetic-analogy method

A correlation of loadings and afterbody length-beam ratios of various flying-boat hulls

Critical combinations of longitudinal and transverse direct stress for an infinitely long flat plate with edges elastically restrained against rotation

Correlation of Wright Aeronautical Corporation cooling data on the R-3350-14 intermediate engine and comparison with data from the Langley 16-foot high-speed tunnel

Critical Mach Numbers of Thin Airfoil Sections with Plain Flaps

Ditching tests of a 1/8-scale model of the Navy SB2C-1 airplane (Army A-25) in Langley tank number 2 and on an outdoor catapult

Analytical investigation of the use of regeneration in compressor-turbine-propeller systems

Analysis of spark-ignition engine knock as seen in photographs taken at 200,000 frames per second

Analysis of jet-propulsion-engine combustion-chamber pressure losses

The effect of wall interference upon the aerodynamic characteristics of an airfoil spanning a closed-throat circular wind tunnel

The effect of wall interference upon the aerodynamic characteristics of an airfoil spanning a closed-throat circular wind tunnel

Effect of sweepback and aspect ratio on longitudinal stability characteristics of wings at low speeds

Numerical procedures for the calculation of the stresses in monocoques III : calculation of the bending moments in fuselage frames

Stresses in and general instability of monocoque cylinders with cutouts I : experimental investigation of cylinders with a symmetric cutout subjected to pure bending

The theoretical flow of a frictionless, adiabatic, perfect gas inside of a two-dimensional hyperbolic nozzle

Flight investigation at high speeds of the drag of three airfoils and a circular cylinder representing full-scale propeller shanks

Flow tests of an NACA-designed supercharger inlet elbow and the effects of various components on the flow characteristics at the elbow outlet

The infrared spectra of spiropentane methylenecyclobutane and 2-methyl-1-butene

A method for the determination of air infiltration rates in airplane cabins

Errors in indicated strain for a typical wire strain gage caused by restraining, temperature changes, and weathering

Performance tests of wire strain gages 4: axial and transverse sensitivities

Preliminary wind-tunnel investigation at low speed of stability and control characteristics of swept back wings

A preliminary study of a propeller powered by gas jets issuing from the blade tips

Load capacity of aluminum-alloy crankpin bearings as determined in a centrifugal bearing test machine

The effect of engine variables on the prediction-limited performance of three fuels

Comparative effectiveness of a convection type and a radiation-type cooling cap on a turbo-supercharger.

Evaluation of two high-carbon precision-cast alloys at 1700 and 1800 F by the rupture test

Effect of misalignment of strain-gage components of strain rosettes

Effect of normal pressure on strength of axially loaded sheet-stringer panels

Steady- and intermittent-flow coefficients of poppet intake valves

The shearing rigidity of curved panels under compression

The synthesis and purification of aromatic hydrocarbons II : 1, 2, 4-trimethylbenzene

The synthesis and purification of aromatic hydrocarbons V : 1-ethyl-3-methylbenzene

The synthesis of methylenecyclobutane, spiropentane, and 2-methyl-1-butene from pentaerythrityl tetrabromide

Flight investigation of the cooling characteristics of a two-row radial engine installation II : cooling-air pressure recovery and pressure distribution

Flight investigation of the cooling characteristics of a two-row radial engine installation I : cooling correlation

Tail-design requirements for satisfactory spin recovery

Strain measurements and strength tests of 25-inch diagonal-tension beams of 75S-T aluminum alloy

An analysis of the airspeeds and normal accelerations of Boeing S-307 airplanes in commercial transport operation

Analysis of propeller efficiency losses associated with heated-air thermal de-icing

An analysis of the airspeeds and normal accelerations of Douglas DC-3 airplanes in commercial transport operation

Numerical procedures for the calculation of the stresses in monocoques IV : influence coefficients of curved bars for distortions in their own plane

An analysis of the main spray characteristics of some full-size multi-engined flying boats

Effect of small deviations from flatness on effective width and buckling of plates in compression

Comparison of relative sensitivities of the knock limits of two fuels to six engine variables

Comparison of several methods of predicting the pressure loss at altitude across a baffled aircraft-engine cylinder

Comparison of static strengths of machine countersunk riveted joints in 24S-T, X75S-T, and Alclad 75S-T sheet

Wind tunnel investigation of effect of wing location, power, and flap deflection on effective dihedral of a typical single-engine fighter-airplane model with tail removed


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