Free Images: "bestof:Description (March 5, 1945) These ice formations on the propeller and fuselage surfaces of a test unit installed in the Icing Research Tunnel at the Aircraft"
Engine_Research_Building_Wind_Tunnels.jpg
XB-70A_#1_liftoff_with_TB-58A_chase_aircraft.jpg
Flat_plate_solar_heating_collectors_built_by_the_Solaron_Corporation,_and_installed_on_the_roof_of_the_Gump_Glass_Company...,_05/1975..jpg
Flat_plate_solar_heating_collectors_built_by_the_Solaron_Corporation,_and_installed_on_the_roof_of_the_Gump_Glass_Company...,_05/1975..jpg
Flat_plate_solar_heating_collectors_built_by_the_Solaron_Corporation_and_installed_on_the_roof_of_the_Gump_Glass_Company...,_05/1975..jpg
Icing_Research.jpg
Design_Analysis_of_the_B-24J_Liberator.png
D-558-2_being_towed_on_lakebed.jpg
D-558-2_being_mounted_to_P2B-1S_launch_aircraft.jpg
Icing_Research_Tunnel.jpg
Design_Analysis_of_the_Lockheed_PV-1_Ventura.png
Design_Analysis_of_the_P-38_Lightning.png
Propeller_Research_Tunnel.jpg
Design_Analysis_of_the_F6F-5_Hellcat.png
Icing_Research_Tunnel.jpg
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Supersonic_Wind_Tunnel_Test_Section.jpg
X-1_On_Display.jpg
Construction_of_the_30_x_60_Foot_Wind_Tunnel_at_Langley.jpg
NACA_Aircraft_in_hangar_1953:_L-R:_Three_D-558-2s,_D-558-1,_B-47,_wing_of_YF-84A.jpg
Foreman_Clark_and_two_of_the_shaftmen,_Arthur_Roberts_and_Sam_Mynatt,_at_the_mouth_of_the_test_tunnel_at_Norris_Dam_site,_October_1933.jpg
Foreman_Clark_and_two_of_the_shaftmen,_Arthur_Roberts_and_Sam_Mynatt,_at_the_mouth_of_the_test_tunnel_at_Norris_Dam_site,_October_1933.jpg
Foreman_Clark_and_two_of_the_shaftmen,_Arthur_Roberts_and_Sam_Mynatt,_at_the_mouth_of_the_test_tunnel_at_Norris_Dam_site,_October_1933.jpg
Icebreaker_with_Equipment_in_Antarctica.jpg
Wind_Tunnel_View.jpg
NACA_Ames_7x10_Wind_Tunnel.jpg
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Richard_Whitcomb_with_Area_Rule_Wind_Tunnel_Model.jpg
North_American_X-15_Model.jpg
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Photograph_of_airmail_pilot_Jack_Knight_and_unidentified_individual.jpg
Shaftmen_coming_out_of_the_test_shaft_at_Norris_Dam_site,_October_1933.jpg
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Arthur_Roberts,_shaftman_on_test_drilling_at_the_Norris_Dam_site,_October_1933.jpg
Shaftmen_at_the_mouth_of_the_vertical_test_shaft_for_examination_of_substrata_at_Norris_Dam_site,_October_1933.jpg
Arthur_Roberts,_shaftman_on_test_drilling_work_at_the_Norris_Dam_site,_October_1933.jpg
Shaftmen_at_mouth_of_the_test_shaft_at_Norris_Dam_site,_October_1933.jpg
Shaftmen_coming_out_of_test_shaft_at_Norris_Dam_site,_October_1933.jpg
Scott's_Run,_West_Virginia._Employed_miner's_family_-_Sessa_Hill_-_This_picture_was_taken_at_the_natural_supper_hour,_March_1937.jpg
A_view_of_the_test_drilling_shaft_and_the_shop_at_the_Norris_Dam_site_on_Clinch_River,_October_1933.jpg
Arthur_Roberts_and_Sam_Mynatt_drilling_in_lateral_test_shaft_for_examination_of_substrata_at_base_of_Norris_Dam,_October_1933.jpg
X-1_on_display_DVIDS726895.jpg
D-558-2_Aircraft_on_lakebed_DVIDS684823.jpg
D-558-2_on_ramp_DVIDS731678.jpg
D-558-2_being_mounted_to_P2B-1S_launch_aircraft_DVIDS745835.jpg
DAST_in_Flight_DVIDS738232.jpg
Perseus_B_Taxi_Tests_in_Preparation_for_a_New_Series_of_Flight_Tests_DVIDS706218.jpg
D-558-2_being_mounted_to_P2B-1S_launch_aircraft_DVIDS729095.jpg
DAST_Mated_to_B-52_on_Ramp_-_Close-up_DVIDS687959.jpg
DAST_Being_Calibrated_for_Flight_in_Hangar_DVIDS715766.jpg
Wing_chord_extension_on_D-558-2_DVIDS707119.jpg
D-558-2_LOX_(Liquid_OXygen)_jettison_on_ramp_DVIDS740118.jpg
Perseus_B_Heads_for_Landing_on_Edwards_AFB_Runway_DVIDS732807.jpg
X-2_on_Transportation_Dolly_DVIDS734540.jpg
X-2_on_ramp_with_B-50_mothership_and_support_crew_DVIDS706021.jpg
X-2_in_flight_DVIDS714341.jpg
M2-F1_lifting_body_and_Paresev_1B_on_ramp_DVIDS735192.jpg
Design_Analysis_of_the_Vought_F4U-1D_Corsair.jpg
Lot-9438-13.jpg
X-1B_Aircraft_Cockpit_and_Instrument_Panel_DVIDS705868.jpg
X-29_on_Runway_DVIDS743017.jpg
X-1B_on_Lakebed_DVIDS745457.jpg
F-35B Lightning II STOVL aircraft completes icing cloud testing at the McKinley Climatic Lab 150125-D-MJ303-037.jpg
F-18_HARV_instrumentation_modifications_DVIDS709493.jpg
X-24B_with_Test_Pilot_Tom_McMurtry_DVIDS727674.jpg
Russian_Tu-144LL_SST_Flying_Laboratory_Landing_at_Zhukovsky_Air_Development_Center_DVIDS736990.jpg
Tu-144LL_SST_Flying_Laboratory_Lifts_off_Runway_on_a_High-Speed_Research_Flight_DVIDS692512.jpg
F-18_HARV_research_pilot_Dana_Purifoy_DVIDS716181.jpg
Experiment_Configurations_for_the_DAST_DVIDS714554.jpg
Tu-144LL_SST_Flying_Laboratory_in_Flight_DVIDS732424.jpg
X-24B_with_Test_Pilot_Michael_V._Love_DVIDS717276.jpg
Hyper_III_on_ramp_with_single-piece_pivot_wing_installed_&_Princeton_sailwing_on_ground,_with_Da_DVIDS738879.jpg
X-24A_Mounted_in_Full-scale_Wind_Tunnel_with_Simulated_Ablative_Coating_DVIDS706900.jpg
YF-12A_and_YF-12C_in_flight_formation_at_dawn_DVIDS710202.jpg
NASA_Langley's_16_Foot_Transonic_Wind_Tunnel_Cone_Fairing_DVIDS726779.jpg
JetStar_DVIDS702028.jpg
X-1A_in_flight_over_lakebed_DVIDS739014.jpg
DAST_in_Flight_just_after_Structural_Failure_of_Right_Wing_DVIDS744339.jpg
DAST_in_Flight_Showing_Diverging_Wingtip_Oscillations_DVIDS699105.jpg
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X-24B_with_Test_Pilot_Lt._Col._Michael_V._Love_DVIDS687766.jpg
X-24B_with_Test_Pilot_Bill_Dana,_Following_last_Powered_Flight_DVIDS740091.jpg
B377SGT_Super_Guppy_on_Ramp_Loading_the_X-24B_and_HL-10_Lifting_Bodies_DVIDS845948.jpg
X-15A-2_and_HL-10_parked_on_NASA_ramp_DVIDS696479.jpg
X-15A-2_and_HL-10_parked_on_NASA_ramp_DVIDS715373.jpg
X-1A_in_flight_with_flight_data_superimposed_DVIDS706597.jpg
DAST_Mated_to_B-52_in_Flight_-_Close-up_from_Below_DVIDS713670.jpg
Isbildning.JPG
AGC user interface.jpg
Dyna-Soar_X-20_auxiliary_power_unit_and_wind_tunnel_model.jpg
Controlled_Impact_Demonstration_instrumented_test_dummies_installed_in_plane_DVIDS681271.jpg
USS Hampton surfaces through the ice in the Arctic Circle during Ice Exercise (ICEX). (25182631553).jpg
Flow_Visualization_4_%_Scale_F-16XL_Scamp_DVIDS704669.jpg
XF-92A_on_Ramp_DVIDS711396.jpg
Technician_setting_up_RCA_Television_Camera.jpg
Martin_Marietta_X-24A.jpg
F-8_DFBW_on-board_electronics_DVIDS695633.jpg
160324-N-QA919-104.jpg
Martin_Marietta_X-24A.jpg
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