[Helicopter Bell XV-15A Serial 0002 Register N703NA test flight]

Photograph of a Bell Helicopter XV-15A Serial 0002 Register N703NA in mid-flight. There is a flight tower in the background with multiple people monitoring the test flight.
Date: July 11, 2003
Creator: unknown
System: The UNT Digital Library

[Close-up of the wing and propeller of a XV-15A]

Photograph of a Bell Helicopter XV-15A Serial 0002 Register N703NA wing and propeller, photographed as it was in mid-flight.
Date: July 11, 2003
Creator: unknown
System: The UNT Digital Library

[Helicopter Bell XV-15A Serial 0002 Register N703NA]

Photograph of a Bell Helicopter XV-15A Serial 0002 Register N703NA in mid-flight.
Date: July 11, 2003
Creator: unknown
System: The UNT Digital Library

[Helicopter Bell XV-15A Serial 0002 Register N703NA]

Photograph of a Bell Helicopter XV-15A Serial 0002 Register N703NA in mid-flight.
Date: July 11, 2003
Creator: unknown
System: The UNT Digital Library

[YH-40 #6 instrumentation]

Photograph of instrumentation belonging to the YH-40 #6.
Date: July 2, 1958
Creator: unknown
System: The UNT Digital Library

[Whirl tower for testing the Bell XH-40 helicopter]

Photograph of the whirl tower for testing the Bell XH-40.
Date: July 3, 1956
Creator: unknown
System: The UNT Digital Library

[YH-40 #7 in Olive Drab paint, flying over a field]

Photograph of YH-40 #7 in Olive Drab paint, flying over a field.
Date: July 10, 1958
Creator: unknown
System: The UNT Digital Library

[Worn part from an H-40 after a 150-hour ground run test]

Photograph of a worn part from an H-40 after a 150-hour ground run test.
Date: July 28, 1958
Creator: unknown
System: The UNT Digital Library

[Worn part from an H-40 after a 150-hour ground run test]

Photograph of a worn part from an H-40 after a 150-hour ground run test.
Date: July 28, 1958
Creator: unknown
System: The UNT Digital Library

[Crew of YH-70 #7 standing with Army personnel in front of helicopter]

Photograph of YH-40 #7 with Army personnel, leaving Hurst Heliport for Yuma, Arizona.
Date: July 11, 1958
Creator: unknown
System: The UNT Digital Library

[Bench test of the transmission for the Bell XH-40]

Photograph of a bench test of the transmission for the Bell XH-40.
Date: July 18, 1956
Creator: unknown
System: The UNT Digital Library

[The progress of the transmission bench test of the 204 helicopter]

Photograph of the underside of the process of bench testing the transmission for the Bell 204 helicopter.
Date: July 18, 1956
Creator: unknown
System: The UNT Digital Library

[Worn part from an H-40 after a 150-hour ground run test]

Photograph of a worn part from an H-40 after a 150-hour ground run test.
Date: July 28, 1958
Creator: unknown
System: The UNT Digital Library

[Worn part from an H-40 after a 150-hour ground run test]

Photograph of a worn part from an H-40 after a 150-hour ground run test.
Date: July 28, 1958
Creator: unknown
System: The UNT Digital Library

[Side view into cabin of H-40]

Photograph of side view into the cabin and cockpit with blind flying instrumentation (servo electronics).
Date: July 22, 1958
Creator: unknown
System: The UNT Digital Library

[Flying instrumentation of H-40]

Photograph of the outside view of flying instrumentation of an H-40.
Date: July 22, 1958
Creator: unknown
System: The UNT Digital Library

[Worn part from an H-40 after a 150-hour ground run test]

Photograph of a worn part from an H-40 after a 150-hour ground run test.
Date: July 28, 1958
Creator: unknown
System: The UNT Digital Library

[Worn part from an H-40 after a 150-hour ground run test]

Photograph of a worn part from an H-40 after a 150-hour ground run test from September 11, 1957.
Date: July 28, 1958
Creator: unknown
System: The UNT Digital Library

[Worn part from an H-40 after a 150-hour ground run test]

Photograph of a worn part from an H-40 after a 150-hour ground run test.
Date: July 28, 1958
Creator: unknown
System: The UNT Digital Library

[Model of an XH-40 Float model helicopter]

Photograph of a model of an experimental XH-40 Float model helicopter, front view, re-shot on a white background.
Date: July 15, 1956
Creator: unknown
System: The UNT Digital Library

[Worn part from an H-40 after a 150-hour ground run test]

Photograph of a worn part from an H-40 after a 150-hour ground run test.
Date: July 28, 1958
Creator: unknown
System: The UNT Digital Library

[Army personnel standing in front of the YH-40 #7]

Photograph of Army personnel, including Captain Len Seitz and Chief Warrant Officer Cliff Turvey, standing in front of YH-40 #7 on the Hurst heliport, preparing to leave for Yuma, Arizona.
Date: July 11, 1958
Creator: unknown
System: The UNT Digital Library

[Worn part from an H-40 after a 150-hour ground run test]

Photograph of a worn part from an H-40 after a 150-hour ground run test.
Date: July 28, 1958
Creator: unknown
System: The UNT Digital Library

[Model of an XH-40 Float model helicopter, back view]

Photograph of the backside of a model of an experimental XH-40 Float model helicopter, re-shot on a white background.
Date: July 15, 1956
Creator: unknown
System: The UNT Digital Library