Browse TRAIL Inventories

Interference on an Airfoil of Finite Span in an Open Wind Tunnel

The Process of Separation in the Turbulent Friction Layer

Effect of Viscosity on Fuel Leakage Between Lapped Plungers and Sleeves and on the Discharge From a Pump-Injection System

Experimental Verification of the Theory of Wind-Tunnel Boundary Interference

Tests for the Elimination of Tail Flutter

A Simple Method for Increasing the Lift of Airplane Wings by Means of Flaps

Pressure and Frictional Resistance of a Cylinder at Reynolds Numbers 5,000 to 40,000

The Problem of the Propeller in Yaw With Special Reference to Airplane Stability

Results of Extended Tests of the Focke-Wulf F 19a "Ente," a Tail-First Airplane

The importance of auto-ignition lag in knocking

Wind-tunnel tests on model wing with Fowler flap and specially developed leading-edge slot

Negative Thrust and Torque Characteristics of an Adjustable-Pitch Metal Propeller

The N.A.C.A. Full-Scale Wind Tunnel

Stability of Thin-Walled Tubes Under Torsion

Heinkel HE 70 Commercial Airplane (German): A Seven-Seat Cantilever Low-Wing Monoplane

Flight tests of the drag and torque of the propeller in terminal-velocity dives

Determination of the theoretical pressure distribution for twenty airfoils

Tests of nacelle-propeller combinations in various positions with reference to wings 3: Clark y wing - various radial-engine cowlings - tractor propeller

Wing pressure distribution and rotor-blade motion of an autogiro as determined in flight

Increasing the air charge and scavenging the clearance volume of a compression-ignition engine

The interference between struts in various combinations

Performance of a fuel-injection spark-ignition engine using a hydrogenated safety fuel

Maneuverability investigation of an O3U-1 observation airplane

The NACA variable-density wind tunnel

Application of Practical Hydrodynamics to Airship Design

The Aerodynamic Characteristics of Airfoils as Affected by Surface Roughness

The Aerodynamic Effect of a Retractable Landing Gear

Aerodynamic tests of a low aspect ratio tapered wing with various flaps, for use on tailless airplanes

The effects of slots and flaps on lateral control of a low-wing monoplane as determined in flight

Strength Tests of Thin-Walled Duralumin Cylinders in Pure Bending

Effect of stabilizer location upon pitching and yawing moments in spins as shown by tests with the spinning balance

Tank Tests of Two Floats for High-Speed Seaplanes

The Effect of Partial-Span Split Flaps on the Aerodynamic Characteristics of a Clark Y Wing

The Effect on Engine Performance of Change in Jacket-Water Outlet Temperature

The Effect of Split Trailing-Edge Wing Flaps on the Aerodynamic Characteristics of a Parasol Monoplane

A complete tank test of a model of a flying-boat Hull - N.A.C.A. model no.11-A

A study of factors affecting the steady spin of an airplane

A Complete Tank Test of a Model of Flying-Boat Hull - N.A.C.A. Model 16

A Summary of Design Formulas for Beams Having Thin Webs in Diagonal Tension

Wind Tunnel Research Comparing Lateral Control Devices, Particularly at High Angles of Attack 8: Straight and Skewed Ailerons on Wings With Rounded Tips

Effect of aileron displacement on wing characteristics

Wind-Tunnel Research Comparing Lateral Control Devices, Particularly at High Angles of Attack 9: Tapered Wings With Ordinary Ailerons

The effect on lift, drag, and spinning characteristics of sharp leading edges on airplane wings

Wind tunnel research comparing lateral control devices, particularly at high angles of attack 10: various control devices on a wing with a fixed auxiliary airfoil

Comparison of Three Methods for Calculating the Compressive Strength of Flat and Slightly Curved Sheet and Stiffener Combinations

Mercerization of Cotton for Strength With Special Reference to Aircraft Cloth

Experiments With a Counter-Propeller

The N.A.C.A. Combustion Chamber Gas-Sampling Valve and Some Preliminary Test Results

Rolling, yawing, and hinge moments produced by rectangular ailerons

Jet Propulsion with Special Reference to Thrust Augmenters


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