Video footage of Bell Helicopters' XH-40 flight demonstration for the U. S. Army. The XH-40 is a six-place, turboshaft-powered light helicopter, designed with the primary mission of battlefield medical evacuation. Operated by one or two pilots, it could carry four passengers. Bell Aircraft Corporation Chief Pilot Floyd W. Carlson and Chief Experimental Test Pilot Elton J. Smith made the first flight of the Bell Model 204 (designated XH-40-BF serial number 55-4459 by the United States Army) at Bell’s helicopter factory in Hurst, Texas.

Photograph of the damage to XV-3 accident north east of Globe plant by pilot D. Stansbury.

Booklet: B700.1 409 Advanced Attack Helicopter.

Film clips of test flights and product tests for the XH-40 helicopter with a XT53 turbine engine. Narration provides technical details about the tests performed and the features of the XH-40.

Photograph of the transmission of an XH-40 in a rack to be bench tested.

Photograph of a Lycoming YT53-L-1 turbine engine being hoisted into the first Bell XH-40 helicopter

Photograph of the whirl tower for testing the Bell XH-40.

Photograph of a Bell employee working on the XH-40 nose assembly in the Hurst plant.

Photograph of two Bell Helicopter employees working on parts for the XH-40 helicopter.

Photograph of a Lycoming engine being tested before installation into the XH-40 #1 helicopter.

Photograph of the main rotor hub assembly for the XH-40 on a table below the blueprint for the part.

Photograph of the Bell Helicopter plant during the construction of the XH-40.

Photograph of a bench test of the transmission for the Bell XH-40.

Photograph of the underside of the process of bench testing the transmission for the Bell 204 helicopter.

Photograph of two Bell XH-40 helicopters in various stages of construction, front view.

Photograph of Bell Helicopter employees working on a part for the XH-40 at a table.

Photograph of three Bell employees posing in front of an unfinished XH-40 fuselage in the Bell Helicopter plant.

Photograph of the unfinished fuselage of the XH-40 helicopter.

Photograph of the Lycoming turbine engine being hoisted up to the top of the XH-40 #1.

Photograph of Bell Helicopter employees working on parts for the XH-40 on the assembly line.

Photograph of the nose assembly of the Bell XH-40 being built in the Bell Helicopter plant.

Photograph of a Lycoming engine being tested before installation into the XH-40 #1 helicopter.

Photograph of the Lycoming turbine engine before installation in the XH-40.

Photograph of a model of an experimental XH-40 Float model helicopter, front view, re-shot on a white background.