[Close-up of the installation of a clamp hydraulic system 540/UH-1B]

Photograph of of the installation of a clamp hydraulic system 540/UH-1B, during the development of the UH-1B Iroquois helicopter.
Date: December 20, 1965
Creator: unknown
System: The UNT Digital Library

[First flight of the XH-40 #3 over the Hurst plant]

Photograph of first flight of the XH-40 #3 over the Hurst plant with the stabilizer on the top rotor.
Date: November 20, 1957
Creator: unknown
System: The UNT Digital Library

[First flight of the XH-40 #3 over the Hurst plant]

Photograph of the first flight of the XH-40 #3 over the Hurst plant with the stabilizer on the top rotor.
Date: November 20, 1957
Creator: unknown
System: The UNT Digital Library

[First flight of the XH-40 #3 over the Hurst plant]

Photograph of the first flight of the XH-40 #3 over the Hurst plant with the stabilizer on the top rotor.
Date: November 20, 1957
Creator: unknown
System: The UNT Digital Library

[First flight of the XH-40 #3 over the Hurst plant]

Photograph of first flight of the XH-40 #3 over the Hurst plant, with the stabilizer on the top rotor.
Date: November 20, 1957
Creator: unknown
System: The UNT Digital Library

[First flight of XH-40 #3 over Hurst plant]

Photograph of the first flight of XH-40 #3 over the Hurst plant with a stabilizer on the top rotor.
Date: November 20, 1957
Creator: unknown
System: The UNT Digital Library

[First flight of XH-40 #3 over the Hurst plant]

Photograph of the first flight of XH-40 #3 over the Hurst plant with stabilizer on the top rotor.
Date: November 20, 1957
Creator: unknown
System: The UNT Digital Library

[First flight of XH-40 #3 over the Hurst plant]

Photograph of the first flight of XH-40 #3 over the Hurst plant with stabilizer on top rotor.
Date: November 20, 1957
Creator: unknown
System: The UNT Digital Library

[Rear view of XH-40 #3 during its first flight]

Photograph of the first flight of the U.S. Army XH-40 #3 over the Hurst plant with a rear point of view.
Date: November 20, 1957
Creator: unknown
System: The UNT Digital Library

[XH-40 #3 first flight over Hurst plant]

Photograph of flight one of the XH-40 #3 from the US Army over the Hurst plant.
Date: November 20, 1957
Creator: unknown
System: The UNT Digital Library

[XH-40 #3 flying over the Hurst plant]

Photograph of the YH-40 #3 in its first flight over the Hurst plant, side view.
Date: November 20, 1957
Creator: unknown
System: The UNT Digital Library

[XH-40 #3 in flight over the Hurst plant]

Photograph of the XH-40 #3 in flight over the Hurst plant with stabilizer on top rotor.
Date: November 20, 1957
Creator: unknown
System: The UNT Digital Library

[XH-40 #3 with cargo sling]

Photograph of the XH-40 #3 hovering over the Hurst Heliport with six barrels in a cargo sling.
Date: November 20, 1957
Creator: unknown
System: The UNT Digital Library

[XH-40 number 3 in first flight over Hurst plant]

Photograph of Bell XH-40 number 3 in its first flight over the Hurst plant with a stabilizer on the top rotor.
Date: November 20, 1957
Creator: unknown
System: The UNT Digital Library