[Army officers sitting inside of cockpit of YH-40]
Photograph of Brigadier General Easterbrook and Harvey Gaylord in and beside the YH-40 at Hurst Heliport.
[Army officers stand beside of H-40]
Photograph of Captain Gilbert, H. Gaylord, and Colonel G. P. Seneff Jr, standing best the H-40 at Hurst Heliport.
[Army personnel inside YH-40 #7 leaving Hurst Heliport]
Photograph of Army personnel: Len Seitz, C. Turvey; leaving Hurst Heliport for Yuma, Arizona in YH-40 #7.
[Army personnel sitting inside of the cabin of YH-40 #7]
Photograph of Army personnel sitting in YH-40 #7 leaving Hurst Heliport for Yuma, Arizona.
[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.
[Army personnel standing in front of YH-40 number 7]
Photograph of Army personnel standing in front of YH-40 #7 on the Hurst helipad.
[Bell employee grasping controls of H-40 helicopter]
Photograph of a Bell employee maneuvering controls of H-40 helicopter while grounded.
[Bell employee measuring field of view for H-40]
Photograph of a Bell employee sitting in the cockpit measuring the field of view for an H-40.
[Bell employee measuring the inside of the H-40 cabin]
Photograph of a Bell employee inside of a H-40 measuring the space inside of the cabin from the seat to the cyclic stick.
[Bell employee operating cyclic control of H-40]
Photograph of Bell employee sitting inside of cockpit operating cyclic control of H-40 while helicopter, during its construction.
[Bench test of the Bell 204 transmission]
Photograph of the Bell 204 transmission during a bench test.
[Bench test of the transmission for the Bell XH-40]
Photograph of a bench test of the transmission for the Bell XH-40.
[Bench testing the transmission for the 204 helicopter]
Photograph of machinery used while bench testing the transmission of the Bell 204 helicopter.
[Bench testing the transmission of the 204 helicopter]
Photograph of the bench testing process of the transmission for the Bell 204 helicopter.
[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.
[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.
[Flying instrumentation of H-40]
Photograph of the outside view of flying instrumentation of an H-40.
[H-40 being hoisted onto a truck]
Photograph of the H-40 being hoisted onto a truck at Hurst Heliport.
[H. Gaylord and Brigadier General Easterbrook standing beside the XH-40]
Photograph of Harvey Gaylord and Brigadier General Easterbrook standing beside the Bell YH-40 at Hurst Heliport.
[Helicopter Bell XV-15A Serial 0002 Register N703NA]
Photograph of a Bell Helicopter XV-15A Serial 0002 Register N703NA in mid-flight.
[Helicopter Bell XV-15A Serial 0002 Register N703NA]
Photograph of a Bell Helicopter XV-15A Serial 0002 Register N703NA in mid-flight.
[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.
[Inside of the whirl test machine]
Photograph of the inside of the whirl test machine during the whirl testing of the XH-40 helicopter.
[Instrumentation of YH-40 #6]
Photograph of interior instrumentation of YH-40 #6.
[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.
[Model of an XH-40 Float model helicopter]
Photograph of the backside of a model of an experimental XH-40 Float model helicopter.
[Model of an XH-40 Float model helicopter]
Photograph of the backside of a model of an experimental XH-40 Float model helicopter, re-shot on a white background]
[Model of an XH-40 Float model helicopter]
Photograph of the underside of a model of an experimental XH-40 Float model helicopter, re-shot on a white background.
[Model of an XH-40 Float model helicopter]
Photograph of the underside of a model of an experimental XH-40 Float model helicopter.
[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.
[Model of an XH-40 Float model helicopter, front view]
Photograph of a mock-up of an experimental XH-40 Float model helicopter, front view.
[Model of an XH-40 Float model helicopter, side view]
Photograph of the side view of a model of an experimental XH-40 Float model helicopter.
[Officers sitting inside the H-40 at Hurst Heliport]
Photograph of Captain Gilbert, H. Gaylord, and Colonel G. P. Seneff, Jr. inside the cockpit of the H-40 at Hurst Heliport.
[Part of the whirl test machinery]
Photograph of a portion of the machinery used in whirl testing the XH-40.
[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.
[Side view into cabin of H-40]
Photograph of side view into the cabin and cockpit with blind flying instrumentation (servo electronics).
[Side view of YH-40 #7 in flight]
Photograph of the side view of the YH-40 #7 in Olive Drab paint, in flight over a field.
[Transmission bench test for the 204 helicopter]
Photograph of the transmission of the Bell 204 helicopter being bench tested.
[The transmission of the Bell 204 on a bench test]
Photograph of the transmission of the Bell 204 being bench tested.
[The transmission of the Bell 204 on a bench test]
Photograph of the transmission of the Bell 204 being bench tested.
[Two vehicles on Hurst Heliport]
Photograph of two vehicles parked at the Hurst Heliport as seen from the cabin of the XH-40.
[View of YH-40 #6 instrumentation from nose]
Photograph of the view of the interior instrumentation of the YH-40 #6.
[Whirl testing the Bell XH-40 helicopter]
Photograph of part of the whirl test system for the Bell XH-40 helicopter.
[Whirl tower for testing the Bell XH-40 helicopter]
Photograph of the whirl tower for testing the Bell XH-40.
[Worn part from a Bell H-40]
Photograph of a worn part from a Bell H-40 helicopter after a 150-hour ground run test.
[Worn part from a Bell H-40]
Photograph of a worn part from a Bell H-40 helicopter after a 150-hour ground run test.
[A worn part from a Bell H-40]
Photograph of a worn part from a Bell H-40 after a 150-hour ground run test.
[Worn part from a Bell H-40]
Photograph of a worn part from a Bell H-40 150-hour ground run test.
[Worn part from a Bell H-40]
Photograph of a part from a Bell H-40 helicopter after a 150-hour ground run test.
[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.
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