Kitty Joyner, an electrical engineer for the NACA, at work in 1952.
Twin jet exhausts are inclined toward the ground to simulate takeoff conditions for certain engine installations and to identify options…
The historical evolution of airfoil sections from 1908-1944. The last two shapes are low-drag sections designed to have laminar (uninterrupted)…
Amelia Earhart (front row, center) on the steps of Langley Research Building in 1928 before a tour. Legend has it…
A semispan airplane model and flow-direction vane mounted on the wing of a P-51D airplane for transonic tests by wing-flow…
Among the famous visitors to NACA facilities: Fred E. Weick, head of the Propeller Research Tunnel section from 1925-1929, in…
Many of Langley Laboratory's early experiments focused on ways to reduce aircraft drag. One method was to place a cowling…
The NACA's seal.
This analog computing machine-a very early version of the modern computer-was located in the Fuel Systems Building at the Lewis…
A flight test of a P-61 aircraft using a ramjet engine, which was used to propel missiles.
