Search U.S. government technical reports digitized or harvested by TRAIL.
An Introduction to the Helicopter
Pitot-Static Tubes for Determining the Velocity of Air
Preliminary Report on British Commercial Aeronautics
Structural Methods Employed by the Schutte-Lanz Airship Company
Strength Calculations on Airplanes
Inertia Factors of Ellipsoids for Use in Airship Design
Report on Commercial Air Transportation Activities in England, France, Germany and Holland
Schütte-Lanz Airship Projects After the War
Suggestions for Courses of Instruction in Aviation
Pressure Distribution on Fuselage of Airplane Model
Recent Progress in the Theoretical Deduction of Airplane Wings
High Velocity Wind Tunnels: Their Application to Ballistics, Aerodynamics, and Aeronautics
Pressure Distribution on Joukowski Wings
Elements of the Wing Section Theory and of the Wing Theory
Determination of Ignition Points of Liquid Fuels Under Pressure
Light Aeroplane Engine Development
Wire Suspensions in Wind Tunnel Experiments
Elements of the Wing Section Theory and of the Wing Theory
[Memorandums on the Subject of Joukowski Wings]
Determination of Turning Characteristics of an Airship by Means of a Camera Obscura
Astronomical Methods in Aerial Navigation
A Method for the Direct Determination of Wing-Section Drag
The "Magnus Effect" - the Principle of the Flettner Rotor
Comparison of Model Propeller Tests With Airfoil Theory
Hesselman Heavy-Oil High-Compression Engine
Characteristics of a single float seaplane during take-off
The Reduction of Airplane Flight Test Data to Standard Atmosphere Conditions
Aerodynamic Characteristics of Aircraft With Reference to Their Use
Air Flow Investigation for Location of Angle of Attack Head on a JN4h Airplane
An Altitude Chamber for the Study and Calibration of Aeronautical Instruments
Simplified Propeller Design for Low-Powered Airplanes
Note on the Katzmayr Effect on Airfoil Drag
Discharge Characteristics of a High Speed Fuel Injection System
The comparison of well-known and new wing sections tested in the variable density wind tunnel
The Calculation of Wing Float Displacement in Single-Float Seaplanes
The Estimation of Airplane Performance From Wind Tunnel Tests on Conventional Airplane Models
Model Tests on the Economy and Effectiveness of Helicopter Propellers