Browse TRAIL Inventories

Tables of Stiffness and Carry-Over Factor for Structural Members Under Axial Load

Wind-Tunnel Tests of a 2-Engine Airplane Model as a Preliminary Study of Flight Conditions Arising on the Failure of the Engine

Tank Tests of Model 36 Flying Boat Hull

The N.A.C.A. Optical Engine Indicator

Gyroscopic Instruments for Instrument Flying

Free-spinning wind-tunnel tests of a low-wing monoplane with systematic changes in wings and tails 3: mass distributed along the wings

The drag of inflatable rubber de-icers

The effect of air-passage length on the optimum fin spacing for maximum cooling

Effect of spark-timing regularity on the knock of engine performance

Tank tests of a model of one hull of the Savoia S-55-X flying boat - N.A.C.A. Model 46

Improvement of aileron effectiveness by the prevention of air leakage through the hinge gap as determined in flight

A flight investigation of the reduction of aileron operating force by means of fixed tabs and differential linkage, with notes on linkage design

Hydrodynamic and aerodynamic tests of models of floats for single-float seaplanes NACA models 41-D, 41-E, 61-A, 73, and 73-A

The estimation of the rate of change of yawing moment with sideslip

Flight and wind-tunnel tests of an XBM-1 dive bomber

The effects of partial-span plain flaps on the aerodynamic characteristics of a rectangular and a tapered Clark Y wing

Spinning characteristics of wings 5: N.A.C.A. 0009, 23018, and 6718 monoplane wings

Principles involved in the cooling of a finned and baffled cylinder

A preliminary investigation of boundary-layer transition along a flat plate with adverse pressure gradient

Operational treatment of the nonuniform-lift theory in airplane dynamics

Wind-tunnel investigation of rectangular and tapered NACA 23012 wings with plain ailerons and full-span split flaps

Preliminary Full-Scale Wind-Tunnel Investigation of Wing Ducts for Radiators, Special Report

The Torsional and Bending Deflection of Full-Scale Duralumin Propeller Blades Under Normal Operating Conditions, Special Report

Static Longitudinal Stability and Longitudinal Control of Autogiro Rotors

Wind-Tunnel Investigation of Air Inlet and Outlet Openings for Aircraft, Special Report

Wind-Tunnel Investigation of an N.A.C.A. 23012 Airfoil with a Slotted Flap and Three Types of Auxiliary Flap

The Effect of Surface Irregularities on Wing Drag 1 - Rivets and Spot Welds

The Effect of Surface Irregularities on Wing Drag 2 - Lap Joints

The Effect of Surface Irregularities on Wing Drag 4 - Manufacturing Irregularities

The Effect of Surface Irregularities on Wing Drag 3 - Roughness

Aerodynamic Characteristics of a 4-Engine Monoplane Showing Effects of Enclosing the Engines in the Wing and Comparisons of Tractor- and Pusher-Propeller Arrangements

Correction of Profile-Drag Results From Variable-Density Tunnel and the Effect on the Choice of Wing-Section Thickness

The Conversion of Energy in a Radiator

Full-Scale Wind-Tunnel Investigation of Wing Cooling Ducts, Special Report

Investigation in the 7-By-10 Foot Wind Tunnel of Ducts for Cooling Radiators Within an Airplane Wing, Special Report

On the Theory of Hydrofoils and Planing Surfaces

Comparison of free-spinning wind-tunnel results with corresponding full-scale spin results

Investigation in the 7-by-10 Foot Wind Tunnel of Ducts for Cooling Radiators within an Airplane Wing

Wind-Tunnel Investigation of an N.A.C.A. 23012 Airfoil with a Slotted Flap and Three Types of Auxiliary Flap

The Torsional and Bending Deflection of Full-Scale Aluminum-Alloy Propeller Blades Under Normal Operating Conditions

Tests of Two Full-Scale Propellers With Different Pitch Distributions, at Blade Angles Up to 60 Degrees

Tests of Five Full-Scale Propellers in the Presence of a Radial and a Liquid-Cooled Engine Nacelle, Including Tests of Two Spinners

Annual Report of the National Advisory Committee for Aeronautics (23rd). Administrative Report Including Technical Report Nos. 577 to 611

The Aerodynamic Characteristics of Full-Scale Propellers Having 2, 3, and 4 Blades of Clark Y and R.A.F. 6 Airfoil Sections

The Negative Thrust and Torque of Several Full-Scale Propellers and Their Application to Various Flight Problems

Determination of boundary-layer transition on three symmetrical airfoils in the NACA full-scale wind tunnel

Theoretical stability and control characteristics of wings with various amounts of taper and twist

Tests in the variable-density wind tunnel of the NACA 23012 airfoil with plain and split flaps

The influence of lateral stability on disturbed motions of an airplane with special reference to the motions produced by gusts

Mechanism of flutter: A theoretical and experimental investigation of the flutter problem


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