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George Lewis, NACA Director of Research

George Lewis, NACA Director of Research

Groundbreaking for the NACA’s Aircraft Engine Research Laboratory

Groundbreaking for the NACA’s Aircraft Engine Research Laboratory

Construction of the Hangar at the New Aircraft Engine Research Laboratory

Construction of the Hangar at the New Aircraft Engine Research Laboratory

Construction Office in Farm House at the Aircraft Engine Research Laboratory

Construction Office in Farm House at the Aircraft Engine Research Laboratory

George Lewis Addresses Staff during the Construction of the New Laboratory

George Lewis Addresses Staff during the Construction of the New Laboratory

Initiation of Research at the Aircraft Engine Research Laboratory

Initiation of Research at the Aircraft Engine Research Laboratory

Model of the NACA's Aircraft Engine Research Laboratory during its Construction

Model of the NACA's Aircraft Engine Research Laboratory during its Construction

Flight Research Building at the Aircraft Engine Research Laboratory

Flight Research Building at the Aircraft Engine Research Laboratory

Draftsmen at Work during Construction of the Aircraft Engine Research Laboratory

Draftsmen at Work during Construction of the Aircraft Engine Research Laboratory

Allison V–1710 Engine on a Dynamotor Stand in the Engine Research Building

Allison V–1710 Engine on a Dynamotor Stand in the Engine Research Building

Wright R–2600–8 Engine in the Engine Propeller Research Building

Wright R–2600–8 Engine in the Engine Propeller Research Building

Ammonia Oxidation Plant at Plum Brook Ordnance Works

Ammonia Oxidation Plant at Plum Brook Ordnance Works

Altitude Wind Tunnel Drive Fan being Assembled

Altitude Wind Tunnel Drive Fan being Assembled

Altitude Wind Tunnel Drive Motor Installation

Altitude Wind Tunnel Drive Motor Installation

Memphis Belle and Crew Visit the Aircraft Engine Research Laboratory

Memphis Belle and Crew Visit the Aircraft Engine Research Laboratory

Administration Building Lobby

Administration Building Lobby

Fuels and Lubrication Researcher at the Aircraft Engine Research Laboratory

Fuels and Lubrication Researcher at the Aircraft Engine Research Laboratory

Martin B–26 Marauder at the Aircraft Engine Research Laboratory

Martin B–26 Marauder at the Aircraft Engine Research Laboratory

Cessna UC–78 Bobcat at the Aircraft Engine Research Laboratory

Cessna UC–78 Bobcat at the Aircraft Engine Research Laboratory

NACA Mechanics in an Allison Engine Training Class

NACA Mechanics in an Allison Engine Training Class

AERL Baseball Team

AERL Baseball Team

Bell P–63A King Cobra at the Aircraft Engine Research Laboratory

Bell P–63A King Cobra at the Aircraft Engine Research Laboratory

Supercharger Research at the Aircraft Engine Research Laboratory

Supercharger Research at the Aircraft Engine Research Laboratory

Turning Vanes inside the Altitude Wind Tunnel

Turning Vanes inside the Altitude Wind Tunnel

Republic P-47G Thunderbolt and the NACA Flight Operations Crew

Republic P-47G Thunderbolt and the NACA Flight Operations Crew

Bell XP–59A Airacomet in the Altitude Wind Tunnel

Bell XP–59A Airacomet in the Altitude Wind Tunnel

First Test Program in the NACA’s Altitude Wind Tunnel

First Test Program in the NACA’s Altitude Wind Tunnel

NACA Flight Engineer in a Lockheed RA–29 Hudson

NACA Flight Engineer in a Lockheed RA–29 Hudson

Female Staff Members in the Fabrication Shop

Female Staff Members in the Fabrication Shop

Aircraft in the Flight Research Building at the Aircraft Engine Research Laboratory

Aircraft in the Flight Research Building at the Aircraft Engine Research Laboratory

Boeing B–29 Superfortress at the Aircraft Engine Research Laboratory

Boeing B–29 Superfortress at the Aircraft Engine Research Laboratory

Altitude Wind Tunnel Control Room at the Aircraft Engine Research Laboratory

Altitude Wind Tunnel Control Room at the Aircraft Engine Research Laboratory

B-29 Superfortress Engine in the Altitude Wind Tunnel

B-29 Superfortress Engine in the Altitude Wind Tunnel

Refrigeration Compressors for the Altitude Wind Tunnel

Refrigeration Compressors for the Altitude Wind Tunnel

Early Testing in the Icing Research Tunnel

Early Testing in the Icing Research Tunnel

General Henry Arnold Visits the Aircraft Engine Research Laboratory

General Henry Arnold Visits the Aircraft Engine Research Laboratory

Drive Fan for the Icing Research Tunnel

Drive Fan for the Icing Research Tunnel

Westinghouse 19B Turbojet in the Altitude Wind Tunnel

Westinghouse 19B Turbojet in the Altitude Wind Tunnel

Bell P-39 in the Icing Research Tunnel

Bell P-39 in the Icing Research Tunnel

Vultee YA–31C Vengeance at the NACA

Vultee YA–31C Vengeance at the NACA

Lockheed P–38J Lightning at the Aircraft Engine Research Laboratory

Lockheed P–38J Lightning at the Aircraft Engine Research Laboratory

Altitude Wind Tunnel Operating at Night

Altitude Wind Tunnel Operating at Night

NACA Wartime Safety Poster

NACA Wartime Safety Poster

Engineer Measures Ice Formation on an Instrument Antenna Model

Engineer Measures Ice Formation on an Instrument Antenna Model

Altitude Wind Tunnel Control Room

Altitude Wind Tunnel Control Room

Republic P-47G Thunderbolt Undergoes Ground Testing

Republic P-47G Thunderbolt Undergoes Ground Testing

Altitude Wind Tunnel at the NACA’s Aircraft Engine Research Laboratory

Altitude Wind Tunnel at the NACA’s Aircraft Engine Research Laboratory

NACA Pilots at the Aircraft Engine Research Laboratory

NACA Pilots at the Aircraft Engine Research Laboratory

Guard House at the Aircraft Engine Research Laboratory

Guard House at the Aircraft Engine Research Laboratory

Air Force Officers Visit Aircraft Engine Research Laboratory

Air Force Officers Visit Aircraft Engine Research Laboratory

Wind Tunnel Complex at the Aircraft Engine Research Laboratory

Wind Tunnel Complex at the Aircraft Engine Research Laboratory

Steam Plant at the Aircraft Engine Research Laboratory

Steam Plant at the Aircraft Engine Research Laboratory

Ramjet Testing in the NACA's Altitude Wind Tunnel

Ramjet Testing in the NACA's Altitude Wind Tunnel

German Jumo 004 Engine at the Lewis Flight Propulsion Laboratory

German Jumo 004 Engine at the Lewis Flight Propulsion Laboratory

Supersonic Research Display for Tour

Supersonic Research Display for Tour

Aircraft Fleet on the Tarmac at the Lewis Flight Propulsion Laboratory

Aircraft Fleet on the Tarmac at the Lewis Flight Propulsion Laboratory

General Dwight Eisenhower Visits the Lewis Flight Propulsion Laboratory

General Dwight Eisenhower Visits the Lewis Flight Propulsion Laboratory

Aerial View of NACA's Lewis Flight Propulsion Research Laboratory

Aerial View of NACA's Lewis Flight Propulsion Research Laboratory

Consolidated B-24M Liberator Equipped for Icing Research

Consolidated B-24M Liberator Equipped for Icing Research

Fabrication Division Staff in the Machine Shop

Fabrication Division Staff in the Machine Shop

General Electric I-40 Engine at the Lewis Flight Propulsion Laboratory

General Electric I-40 Engine at the Lewis Flight Propulsion Laboratory

Lockheed P-80 Shooting Star at the National Air Races in Cleveland, Ohio

Lockheed P-80 Shooting Star at the National Air Races in Cleveland, Ohio

NACA Photographer Films a Ramjet Test

NACA Photographer Films a Ramjet Test

General Electric TG-100A Turboprop in the Altitude Wind Tunnel

General Electric TG-100A Turboprop in the Altitude Wind Tunnel

Northrop P-61 Black Widow Flight Testing a Ramjet

Northrop P-61 Black Widow Flight Testing a Ramjet

Bell P-59B Airacomet at the Lewis Flight Propulsion Laboratory

Bell P-59B Airacomet at the Lewis Flight Propulsion Laboratory

Boeing B-29 Superfortress at the Lewis Flight Propulsion Laboratory

Boeing B-29 Superfortress at the Lewis Flight Propulsion Laboratory

16-Inch Diameter Ramjet Prepared for Flight Test

16-Inch Diameter Ramjet Prepared for Flight Test

Specially-Equipped Martin XB-25E Icing Research Aircraft

Specially-Equipped Martin XB-25E Icing Research Aircraft

General Electric TG-180 Turbojet in the Altitude Wind Tunnel

General Electric TG-180 Turbojet in the Altitude Wind Tunnel

Rocket Research Presentation at the NACA's 1947 Inspection

Rocket Research Presentation at the NACA's 1947 Inspection

Altitude Test Cell in the Four Burner Area

Altitude Test Cell in the Four Burner Area

Lewis Rodert Receiving a Collier Trophy from President Truman

Lewis Rodert Receiving a Collier Trophy from President Truman

Mechanic watches a General Electric I-40 Engine Fire

Mechanic watches a General Electric I-40 Engine Fire

Heat Treat Shop in the Technical Services Building

Heat Treat Shop in the Technical Services Building

Construction of the 8- by 6-Foot Supersonic Wind Tunnel

Construction of the 8- by 6-Foot Supersonic Wind Tunnel

Engine Research Building’s Central Control Room

Engine Research Building’s Central Control Room

Entrance to the NACA's Flight Propulsion Research Laboratory

Entrance to the NACA's Flight Propulsion Research Laboratory

B-29 Superfortress with Ramjet Missile

B-29 Superfortress with Ramjet Missile

NACA Researcher Measures Ice on a Turbojet Engine Inlet

NACA Researcher Measures Ice on a Turbojet Engine Inlet

NACA Computers Take Readings From Manometer Boards

NACA Computers Take Readings From Manometer Boards

Compressor Stage in the 8- by 6-Foot Supersonic Wind Tunnel

Compressor Stage in the 8- by 6-Foot Supersonic Wind Tunnel

North American XF-82 Twin Mustang Prepares for Ramjet Test Flight

North American XF-82 Twin Mustang Prepares for Ramjet Test Flight

8- by 6-Foot Supersonic Wind Tunnel's Original Design

8- by 6-Foot Supersonic Wind Tunnel's Original Design

Python Turboprop Prepared for a Test in the Altitude Wind Tunnel

Python Turboprop Prepared for a Test in the Altitude Wind Tunnel

Spray System Trials in the Icing Research Tunnel

Spray System Trials in the Icing Research Tunnel

Computer Machine at the Instrument Shop

Computer Machine at the Instrument Shop

NACA Engineers Calibrate the 2- by 2-Foot Supersonic Wind Tunnel

NACA Engineers Calibrate the 2- by 2-Foot Supersonic Wind Tunnel

Camera Installation on a Beach AT-11

Camera Installation on a Beach AT-11

NACA Technician Cleans a Ramjet in 8- by 6-Foot Supersonic Wind Tunnel

NACA Technician Cleans a Ramjet in 8- by 6-Foot Supersonic Wind Tunnel

NACA Study of Crash Fires with a Fairchild C-82 Packet

NACA Study of Crash Fires with a Fairchild C-82 Packet

Measurement of Vibrations from the 8- by 6-Foot Supersonic Wind Tunnel

Measurement of Vibrations from the 8- by 6-Foot Supersonic Wind Tunnel

Noise Suppression Addition to the 8- by 6-Foot Supersonic Wind Tunnel

Noise Suppression Addition to the 8- by 6-Foot Supersonic Wind Tunnel

Impeller Creation at the Fabrication Shop

Impeller Creation at the Fabrication Shop

Arrival of Equipment for the New Propulsion Systems Laboratory

Arrival of Equipment for the New Propulsion Systems Laboratory

Construction of the Propulsion Systems Laboratory No. 1 and 2

Construction of the Propulsion Systems Laboratory No. 1 and 2

NACA Researcher Examines the Cyclotron

NACA Researcher Examines the Cyclotron

Manometer Boards below the 8- by 6-Foot Supersonic Wind Tunnel

Manometer Boards below the 8- by 6-Foot Supersonic Wind Tunnel

NACA Computer at the Lewis Flight Propulsion Laboratory

NACA Computer at the Lewis Flight Propulsion Laboratory

Duke of Windsor Visits the Lewis Flight Propulsion Research Laboratory

Duke of Windsor Visits the Lewis Flight Propulsion Research Laboratory