Large aeroplane propellors are tested in a wind tunnel in United States of America.
Unused / unissued material - date and locations unclear or unknown.
Titles read: "WIND TUNNEL TEST PROPELLORS FOR GIANT PLANES".
Location of events is probably United States of America.
Various shots of large aeroplane propellors being set up and tested in a wind tunnel. Men adjust equipment inside the body of the propellor.
Exterior cover of wind tunnel is lifted, showing honeycomb effect on walls.
Men in control room watch the tests. One man in military uniform.
A young girl walks into the wind tunnel and stands on a walkway with her hair and suit flying wildly in the wind.
Note: there is no commentary for this story, just music. Seems to be US newsreel.