At McCook Field in Dayton, Ohio, U.S. Army Air Service engineers inspecting Plane-Radial screw (helicopter lift mechanism) of George De Bothezat, a Russian immigrant working under contract with the Army. General Mason M. Patrick, Chief of the Air Service, inspects the radial screw. 1000 pounds of weight is lifted by lifting-rotor utilizing 35 horsepower. View of revolving rotor blade and officers in background. Brigadier General William Mitchell ( "Billy Mitchell" ) also inspects the work and discusses with George de Bothezat. Test flight for then Secretary of Commerce Herbert Hoover of the Jerome-de Bothezat Flying Octopus, equipped with four 6-bladed rotors. George de Bothezat in the pilot seat as the large helicopter lifts. It is held from going up very high and stabilized by men all around it. Another test with de Bothezat's assistant Mr. Eremeff in the pilot seat.
This historic stock footage available in HD video. View pricing below video player.
Type | Size | Price (USD) Comprehensive All Media License |
Price (USD) Digital-Only License |
---|---|---|---|
HD Master, Broadcast-ready (1920x1080, unmarked) | 3711 MB | $250.00 | $79.00 |
HD Screener (1920x1080, full-res with timecode) | 3711 MB | FREE or $4 (see below) | FREE or $4 (see below) |
Proxy (320x240, low-resolution, watermarked) | 60 MB | FREE or $4 (see below) | FREE or $4 (see below) |