TRAIL - Technical Report Archive and Image Library

Analysis of Wind-Tunnel Stability and Control Tests in Terms of Flying Qualities in Full-Scale Airplanes

An Investigation of Aircraft Heaters 9: Measured and Predicted Performance of Two Exhaust Gas-Air Heat Exchangers and an Apparatus for Evaluating Exhaust Gas-Air Heat Exchangers

The effect of altitude on cooling

Derivation of charts for determining the horizontal tail load variation with any elevator motion

Adaptor for Measuring Principal Strains With Tuckerman Strain Gage

Wind-tunnel tests of single and dual-rotating tractor propellers at low blade angles and of two-and three-blade tractor propellers at blade angles up to 65 degrees

Wind-tunnel vibration tests of a four-blade single rotating pusher propeller

Charts for calculation of the critical stress for local instability of columns with I-, Z-, channel and rectangular-tube section

A comparison at high speed of the aerodynamic merits of models of medium bombers having thickened wing roots and having wings with nacelles

Flight investigation of NACA D(sub S) cowlings on the XP-42 airplane 2: low-inlet-velocity cowling with axial-flow fan and propeller cuffs

Flight investigation of NACA D(sub S) cowlings on the XP-42 airplane 4: high-inlet-velocity cowling tested in climb with and without propeller cuffs and in high-speed level flight without propeller cuffs

Flight investigation of NACA D(sub S) cowlings on the XP-42 airplane 3: low-inlet-velocity cowling without fan or propeller cuffs, with axial-flow fan alone, and with two different sets of propeller cuffs

Effect of wing loading and altitude on lateral stability and control characteristics of an airplane as determined by tests of a model in the free-flight tunnel

Hydrodynamic-stability tests of a model of a flying boat and of a planing surface having a small downward projection (hook) on the planing bottom near the step

Improved baffle designs for air-cooled engine cylinders

An experimental survey of flow across banks of elliptical and pointed tubes

General free to trim tests in NACA tank no.2 of three 1/8-full-size models of flying-boat hulls at low speeds-NACA models 116E-3K, 120R, and 143

Generalized selection charts for bombers powered by two, four, and six 3000-horsepower engines 1: capacity and economy

Pressure distribution measurements on various surfaces of a 0.2375-scale model of the Douglas XA-26 airplane in the 19-foot pressure tunnel

Propellers in yaw

A preliminary study of the effect of compressive load on the fairness of a low-drag wing specimen with Z-section stiffeners

Wind-tunnel data on the aerodynamic characteristics of airplane control surfaces

Wind-tunnel investigation of a plain aileron with thickened and beveled trailing edges on a tapered low-drag wing

Wind-Tunnel Investigation of a Low-Drag Airfoil Section with a Double Slotted Flap

On a function-theory method for obtaining potential-flow patterns of a compressible fluid

On the plane potential flow past a lattice of arbitrary airfoils

Jet-boundary corrections for reflection-plane models in rectangular wind tunnels

NACA Investigation of a Jet-Propulsion System Applicable to Flight

Wind Tunnel Investigation of Control Surface Characteristics: [Part] 12 - Various Cover-Plate Alinements on the NACA 0015 Airfoil With a 30 Percent Chord Flap and Large Sealed Internal Balance

Wind-tunnel investigation of profile drag and lift of an intermediate wing section of the XP-51 airplane with beveled trailing-edge and contour ailerons

Wind-tunnel investigation of control-surface characteristics 13: various flap overhangs used with a 30-percent-chord flap in an NACA 66-009 airfoil

Wind-Tunnel Investigation of the Characteristics of Blunt-Nose Ailerons on a Tapered Wing

Part-Throttle Operation and Control of a Piston-Ported Two-Stroke Cylinder

Representative Operating Charts of Propellers Tested in the NACA 20-Foot Propeller-Research Tunnel

Experimental Investigation of Entrance-Region Heat-Transfer Coefficients

Flight Tests of Various Tail Modifications on the Brewster XSBA-1 Airplane 2: Measurements of Flying Qualities with Tail Configuration Number Two

Critical Compressive Stress for Curved Sheet Supported Along All Edges and Elastically Restrained Against Rotation Along the Unloaded Edges

The Effect of Mass Distribution on the Lateral Stability and Control Characteristics of an Airplane as Determined by Tests of a Model in the Free-Flight Tunnel

Effect of Powered Propellers on the Aerodynamic Characteristics and the Porpoising Stability of a Dynamic Model of a Long-Range Flying Boat

Effect of Varying Percentages of Exhaust Gas on Engine Performance

The Effect of Xylidines on the Load-Carrying Capacity of an Aircraft Engine Oil - 2

The Effect of Artificial Aging on the Tensile Properties of Alclad 24S-T and 24S-T Aluminum Alloy

Effect of Rivet Holes on the Ultimate Strength Developed by 24S-T and Alclad 75S-T Sheet in Incomplete Diagonal Tension

Effects of a Typical Nacelle on the Characteristics of a Thick Low-Drag Airfoil Critically Affected by Leading-Edge Roughness

The Effect of Compressibility on the Growth of the Laminar Boundary Layer on Low-Drag Wings and Bodies

Determination of Flight Paths of an SBD-1 Airplane in Simulated Diving Attacks, Special Report

Drag Measurements of a Protruding.50-Caliber Machine Gun with Barrel Jacket Removed

Critical Stresses for Plates

The Coupling of Flexural Propeller Vibrations with the Torsional Crankshaft Vibrations

An Approximate Method of Shear-Lag Analysis for Beams Loaded at Right Angles to the Plane of Symmetry of the Cross Section

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